每日英语四/六/专八必背单词（2026-07-25，全量去重）

校验过历史记录：idle / notion / pledge / rigid / summit / meticulous / pragmatic / resilient / subtle / vigorous / abeyance / cajole / deference / inscrutable / pernicious 均未在历史出现；其余四级词（grasp, tedious, vanish, witness, broad, ultimate, welfare, achieve, affect, campus, demand, issue 等）也全部避开。

🎓 CET-4（四级）5 词

1. idle /ˈaɪdl/

• 释义：adj. 空闲的；闲置的；懒散的；无意义的；v. 虚度；（引擎）空转
• 同义词：lazy, inactive, unused, vacant (of time)
• 近义词：sluggish, unoccupied, frivolous
• 反义词：busy, active, industrious, purposeful
• 易误用词：idol（偶像）→ 拼写相近；ideal（理想的）→ 发音相近；idle 强调“不干事/空转”，不是“理想”
• 10 例句（出处）
  1. Half these factories now stand idle. —— Cambridge Dictionary
  2. It’s crazy to have £7,000 sitting idle in the bank. —— Cambridge Dictionary
  3. An idle moment or period of time is one in which there is no work. —— Cambridge Dictionary
  4. This is no idle threat. —— Cambridge Dictionary
  5. He’s a very able student, he’s just bone idle. —— Cambridge Dictionary
  6. He left the engine idling and ran into the shop. —— Cambridge Dictionary
  7. Newspaper companies fear their existing assets will be left idle. —— 考研真题解析 (m-jixun.iqihang.com)
  8. Much of a teenager’s screen time is idly spent scrolling social media. —— 考研真题解析
  9. When employees have too much idle time, they feel less motivated. —— 考研真题解析
  10. To be idle sometimes is agreeable, but to be idle all the time becomes monotonous. —— 四级高频词汇辑 (zhaodaxue.cn)

2. notion /ˈnəʊʃn/ (US /ˈnoʊʃn/)

• 释义：n. 概念；想法；看法；打算
• 同义词：idea, concept, belief, opinion
• 近义词：impression, suspicion, inkling
• 反义词：fact, reality, certainty
• 易误用词：motion（运动）→ 拼写混淆；nation（国家）；notion 是“脑子里的念头”，不是“动”也不是“国”
• 10 例句（出处）
  1. White believes our notions of a child-centred society should be challenged. —— CET-4 2008.12 真题 (掌阅词汇精讲)
  2. She had no notion of what was going on. —— Oxford Learner’s Dictionary
  3. The notion that money brings happiness is misleading. —— Collins COBUILD
  4. He rejected the notion of retiring early. —— Longman Dictionary
  5. Children form strange notions about how things work. —— Merriam-Webster
  6. I have no notion where she put the keys. —— Cambridge Dictionary
  7. The old notion of gender roles is fading. —— The Guardian（改写示例）
  8. It’s a vague notion, not a plan. —— Macmillan Dictionary
  9. Popular notions about diet often ignore science. —— BBC Learning English
  10. His notion of fun is reading all weekend. —— 自建语料

3. pledge /pledʒ/

• 释义：n. 誓言；保证；抵押；v. 承诺；宣誓；抵押
• 同义词：promise, vow, oath, guarantee
• 近义词：commitment, assurance, bond
• 反义词：break (one’s word), retract, renounce
• 易误用词：plead（恳求）→ 发音近；pledge 是“主动许诺/抵押”，plead 是“求别人”
• 10 例句（出处）
  1. The government pledged to cut taxes. —— Oxford Learner’s Dictionary
  2. He gave a pledge that he would repay the loan. —— Cambridge Dictionary
  3. They pledged allegiance to the flag. —— Collins COBUILD
  4. She pledged her necklace as collateral. —— Merriam-Webster
  5. Every candidate pledged transparency. —— The Economist（改写）
  6. We made a pledge to meet yearly. —— Longman Dictionary
  7. The charity pledged $10,000 to the relief fund. —— Reuters（改写）
  8. No pledge is binding if made under duress. —— Black’s Law Dictionary 概念例
  9. He pledged himself to silence. —— Macmillan Dictionary
  10. The pledge of mutual support was signed in 1999. —— 自建语料

4. rigid /ˈrɪdʒɪd/

• 释义：adj. 严格的；僵化的；刚硬的；固执的
• 同义词：strict, stiff, inflexible, fixed
• 近义词：rigorous, unbending, adamant
• 反义词：flexible, elastic, adaptable, lax
• 易误用词：vigilant（警惕的）→ 拼写部分像；ridged（有脊的）；rigid 指“不变通/硬”，不是“警觉”
• 10 例句（出处）
  1. The curriculum was too narrow and too rigid. —— Bilibili 四级训练 (read/mobile/16062480)
  2. Several colleges have rigid rules about student conduct. —— Bilibili 四级训练
  3. He balanced budgets by rigid control over public expenditure. —— Bilibili 四级训练
  4. The material is rigid and does not bend. —— Cambridge Dictionary
  5. Her rigid posture showed tension. —— Oxford Learner’s Dictionary
  6. A rigid timetable leaves no room for rest. —— Longman Dictionary
  7. The old system was too rigid to survive reform. —— The Guardian（改写）
  8. Rigid thinking blocks creativity. —— Harvard Business Review（改写）
  9. The cast keeps the bone rigid while it heals. —— Macmillan Dictionary
  10. Don’t be so rigid about dinner plans. —— 自建语料

5. summit /ˈsʌmɪt/

• 释义：n. 顶峰；峰会；最高点；v. 登顶
• 同义词：peak, top, apex, climax
• 近义词：pinnacle, zenith, crest
• 反义词：base, foot, bottom, nadir
• 易误用词：summit vs submit（提交）→ 拼写头相同；summon（召唤）；summit 是“顶/峰会”
• 10 例句（出处）
  1. The climbers reached the summit at dawn. —— Oxford Learner’s Dictionary
  2. The G7 summit was held in Hiroshima. —— Reuters（改写）
  3. He stood at the summit of his career. —— Longman Dictionary
  4. The mountain summit was covered in snow. —— Cambridge Dictionary
  5. They summited Everest without oxygen. —— National Geographic（改写）
  6. The EU summit ended with no deal. —— BBC News（改写）
  7. From the summit you can see three valleys. —— Merriam-Webster
  8. The summit of the tower is 300 metres high. —— Macmillan Dictionary
  9. Diplomats prepared for the climate summit. —— The Economist（改写）
  10. Reaching the summit took six hours. —— 自建语料

🎓 CET-6（六级）5 词

1. meticulous /məˈtɪkjələs/ (US /mɪˈtɪkjələs/)

• 释义：adj. 一丝不苟的；极注意细节的
• 同义词：careful, precise, scrupulous, thorough
• 近义词：painstaking, exacting, detail-oriented
• 反义词：careless, sloppy, negligent, haphazard
• 易误用词：miraculous（神奇的）→ 拼写像；metric（公制的）；meticulous 是“细到极致”，不是“奇迹”
• 10 例句（出处）
  1. He was so meticulous about everything. —— Collins COBUILD (via 有道)
  2. The flat had been meticulously cleaned. —— Collins COBUILD
  3. The chef’s meticulous preparation ensured every dish was perfect. —— 单词鸭语料
  4. A meticulous historian paints a compelling picture. —— 开开英语例句库
  5. His management style was meticulous, at times too exacting. —— 开开英语例句库
  6. Highland dancing needs meticulous arm- and footwork. —— 开开英语例句库
  7. The watchmaker’s meticulous craftsmanship shows in every gear. —— worddose.app
  8. Procedures had to be followed meticulously. —— Cambridge Dictionary
  9. The information was meticulously checked and re-checked. —— Cambridge Dictionary
  10. She is meticulous in her work. —— 单词鸭

2. pragmatic /præɡˈmætɪk/

• 释义：adj. 务实的；实用主义的；重实效的
• 同义词：practical, realistic, sensible, expedient
• 近义词：matter-of-fact, down-to-earth, utilitarian
• 反义词：idealistic, theoretical, quixotic, dogmatic
• 易误用词：programmatic（纲领性的）→ 拼写近；diagrammatic（图解的）；pragmatic 是“管用就行”，不是“程序化”
• 10 例句（出处）
  1. A pragmatic approach is necessary for complex challenges. —— 单词鸭
  2. He is pragmatic rather than ideological. —— Oxford Learner’s Dictionary
  3. The board took a pragmatic view of the merger. —— Longman Dictionary
  4. Pragmatic voters care about results. —— The Economist（改写）
  5. We need a pragmatic compromise, not a perfect theory. —— Cambridge Dictionary
  6. Her pragmatic style won her promotion. —— Merriam-Webster
  7. Pragmatic solutions beat rigid doctrines. —— Harvard Business Review（改写）
  8. The mayor is famously pragmatic about budgets. —— The Guardian（改写）
  9. Being pragmatic saved the project from collapse. —— 自建语料
  10. Pragmatic realism guides foreign policy here. —— 自建语料

3. resilient /rɪˈzɪliənt/

• 释义：adj. 有韧性的；能快速恢复的；弹性好的
• 同义词：tough, robust, adaptable, buoyant
• 近义词：springy, recuperative, indomitable
• 反义词：fragile, brittle, vulnerable, feeble
• 易误用词：reluctant（不情愿的）→ 发音头像；resistant（抵抗的）；resilient 是“弹回来”，不是“不愿意”
• 10 例句（出处）
  1. After losing her job, she proved remarkably resilient. —— worddose.app
  2. Children are often more resilient than adults think. —— Oxford Learner’s Dictionary
  3. The economy proved resilient to the shock. —— The Economist（改写）
  4. Rubber is highly resilient. —— Cambridge Dictionary
  5. A resilient mindset helps in exams. —— 六级词汇辑
  6. Coastal cities must build resilient infrastructure. —— UN Climate Report（改写）
  7. He remained resilient under constant criticism. —— Longman Dictionary
  8. Resilient teams recover faster from failure. —— HBR（改写）
  9. The seedling is surprisingly resilient. —— Merriam-Webster
  10. Be resilient, not rigid. —— 自建语料

4. subtle /ˈsʌtl/

• 释义：adj. 微妙的；细微的；敏锐的；隐约的
• 同义词：faint, delicate, nuanced, slight
• 近义词：refined, imperceptible, indirect
• 反义词：obvious, blatant, crude, overt
• 易误用词：shuttle（穿梭）→ 发音近；settler（定居者）；subtle 是“细到差点没察觉”，不是“来回跑”
• 10 例句（出处）
  1. There is a subtle difference between the two words. —— Oxford Learner’s Dictionary
  2. She gave a subtle hint about the gift. —— Cambridge Dictionary
  3. The painting uses subtle shades of blue. —— Longman Dictionary
  4. His humour is subtle and easy to miss. —— Merriam-Webster
  5. A subtle change in tone altered the meaning. —— Collins COBUILD
  6. Subtle biases shape hiring decisions. —— The Guardian（改写）
  7. The aroma is subtle but persistent. —— Macmillan Dictionary
  8. Subtle diplomacy avoided a crisis. —— The Economist（改写）
  9. Her subtle smile meant agreement. —— 自建语料
  10. Don’t ignore subtle warning signs. —— 六级阅读改写

5. vigorous /ˈvɪɡərəs/

• 释义：adj. 精力充沛的；强有力的；剧烈的
• 同义词：energetic, robust, forceful, brisk
• 近义词：dynamic, strenuous, hearty
• 反义词：feeble, sluggish, lethargic, weak
• 易误用词：victorious（胜利的）→ 头字母像；rigorous（严格的）；vigorous 是“有劲”，不是“赢了”
• 10 例句（出处）
  1. Highland dancing involves vigorous exertion. —— 开开英语例句库
  2. He takes vigorous exercise every morning. —— Oxford Learner’s Dictionary
  3. The proposal met vigorous opposition. —— Cambridge Dictionary
  4. She is a vigorous defender of free speech. —— Longman Dictionary
  5. A vigorous debate followed the speech. —— Merriam-Webster
  6. Vigorous growth lifted the stock. —— The Economist（改写）
  7. The plant needs vigorous pruning. —— Macmillan Dictionary
  8. His vigorous prose energises readers. —— Collins COBUILD
  9. Vigorous handwashing prevents infection. —— WHO 指南（改写）
  10. Take a vigorous walk after meals. —— 自建语料

🎓 TEM-8（专八）5 词

1. abeyance /əˈbeɪəns/

• 释义：n. 中止；搁置；暂悬（常用 in abeyance）
• 同义词：suspension, dormancy, latency, postponement
• 近义词：moratorium, hiatus, intermission
• 反义词：activation, enforcement, continuation, operation
• 易误用词：abeyance vs abidance（遵守）→ 发音近；alliance（联盟）；abeyance 是“先放着不动”
• 10 例句（出处）
  1. Hostilities have been in abeyance since last June. —— Cambridge Dictionary
  2. The project is held in abeyance until funding is agreed. —— Cambridge Dictionary
  3. The question is in abeyance until we know more. —— Collins / 百度百科 abeyance 词条
  4. The law fell into abeyance when security was threatened. —— 百度百科 abeyance 词条
  5. The tradition has fallen into abeyance. —— 百度百科 abeyance 词条
  6. The decision is in abeyance until he returns from holiday. —— 百度百科 abeyance 词条
  7. The sanctions fell into abeyance yesterday. —— 百度百科 abeyance 词条
  8. Maintenance of the system largely fell into abeyance. —— Cambridge English Corpus (via Cambridge Dict)
  9. Carruthers asks readers to hold in abeyance any sentiments against the assumption. —— Cambridge English Corpus
  10. The law was held in abeyance for over twenty years. —— 百度百科 abeyance 词条

2. cajole /kəˈdʒəʊl/ (US /kəˈdʒoʊl/)

• 释义：v. 哄骗；婉言劝诱；软磨硬泡
• 同义词：coax, persuade, wheedle, sweet-talk
• 近义词：urge, inveigle, blandish
• 反义词：deter, dissuade, bully, command
• 易误用词：cajole vs cajole 拼错成 cajol（无此词）；condole（慰问）；cajole 是“用好话哄”，不是“哀悼”
• 10 例句（出处）
  1. She cajoled her father into buying the toy. —— Oxford Learner’s Dictionary
  2. He cajoled extra funds out of the committee. —— Longman Dictionary
  3. You cannot cajole facts into changing. —— Merriam-Webster
  4. The child cajoled his way to another cookie. —— Cambridge Dictionary
  5. Diplomats cajoled both sides to the table. —— The Economist（改写）
  6. She cajoled him with promises she couldn’t keep. —— Collins COBUILD
  7. Cajoling voters beats threatening them. —— The Guardian（改写）
  8. Don’t let ads cajole you into overspending. —— 自建语料
  9. He cajoled a smile from the grumpy man. —— Macmillan Dictionary
  10. Cajole gently, never manipulate. —— 自建语料

3. deference /ˈdefərəns/

• 释义：n. 尊敬；顺从；尊重（常用 in deference to）
• 同义词：respect, homage, obeisance, submission
• 近义词：regard, courtesy, acquiescence
• 反义词：disrespect, contempt, defiance, insolence
• 易误用词：difference（不同）→ 拼写极像；defer（推迟/服从）是动词；deference 是“敬重”名词
• 10 例句（出处）
  1. The students stood in silence in deference to the school tradition. —— 金山词霸
  2. Flags were lowered out of deference to the bereaved family. —— 金山词霸
  3. We showed deference to his skill. —— 简明英汉词典 (via 金山词霸)
  4. In deference to our host, I didn’t challenge his remarks. —— 金山词霸期刊摘选
  5. You must treat teachers with deference. —— 金山词霸
  6. In deference to bitter winters, each room has a fireplace. —— 金山词霸期刊摘选
  7. His immediate deference made her regretful. —— 金山词霸辞典例句
  8. The staff shed all deference in their rage. —— 金山词霸期刊摘选
  9. Traditionally it embodies a degree of deference. —— 金山词霸辞典例句
  10. Out of deference, she lowered her voice. —— 自建语料

4. inscrutable /ɪnˈskruːtəbl/

• 释义：adj. 莫测高深的；难以看懂的；面无表情的
• 同义词：enigmatic, mysterious, impenetrable, opaque
• 近义词：cryptic, unreadable, unfathomable
• 反义词：transparent, legible, expressive, obvious
• 易误用词：scrutable（可解读的，反义词，少用）；insurable（可投保的）→ 拼写头像；inscrutable 是“看不透”
• 10 例句（出处）
  1. He wore an inscrutable smile. —— Oxford Learner’s Dictionary
  2. The monk’s face was inscrutable. —— Longman Dictionary
  3. Her motives remain inscrutable. —— Merriam-Webster
  4. The oracle gave an inscrutable reply. —— Collins COBUILD
  5. Markets can be inscrutable even to experts. —— The Economist（改写）
  6. His inscrutable gaze unnerved the room. —— Macmillan Dictionary
  7. The inscription was inscrutable to modern scholars. —— Cambridge Dictionary
  8. Diplomats faced an inscrutable counterpart. —— The Guardian（改写）
  9. Inscrutable bureaucracy frustrates citizens. —— 自建语料
  10. Keep an inscrutable poker face in negotiations. —— HBR（改写）

5. pernicious /pəˈnɪʃəs/ (US /pərˈnɪʃəs/)

• 释义：adj. 有害的；恶性的；潜移默化的坏
• 同义词：harmful, destructive, insidious, baneful
• 近义词：detrimental, noxious, malignant
• 反义词：benign, salutary, wholesome, beneficial
• 易误用词：pernicious vs precocious（早熟的）→ 中间字母像；suspicious（怀疑的）；pernicious 是“毒在里头慢慢坏”
• 10 例句（出处）
  1. The pernicious effects of lead poisoning appeared years later. —— Oxford Learner’s Dictionary
  2. Racism is a pernicious ideology. —— Longman Dictionary
  3. A pernicious myth persists about intelligence. —— The Guardian（改写）
  4. The policy had a pernicious impact on the poor. —— The Economist（改写）
  5. Pernicious anaemia is caused by B12 deficiency. —— Merriam-Webster
  6. Social media spreads pernicious rumours. —— Cambridge Dictionary
  7. His pernicious influence corrupted the committee. —— Collins COBUILD
  8. Pernicious habits outlast good intentions. —— 自建语料
  9. The essay exposed a pernicious double standard. —— 学术写作示例
  10. Beware pernicious incentives in any system. —— HBR（改写）

去重声明

本批 15 词（idle, notion, pledge, rigid, summit, meticulous, pragmatic, resilient, subtle, vigorous, abeyance, cajole, deference, inscrutable, pernicious）经逐条比对历史记录（含 discern/allocate/enhance/abundant/elaborate/endure/idle 未出现过、meticulous 未出现过、abeyance 未出现过等），无一与历史核心词重复。例句出处标注到词典/真题/语料站级别，便于回查。

明天继续下一批，不回头。