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SAT Vocabulary Words

English Vocabulary · SAT Preparation Live Review Preview

SAT Vocabulary Words

The current digital SAT Reading and Writing section uses short passages from literature, history and social studies, the humanities, and science. Its Craft and Structure questions ask students to determine the meaning of high-utility words in context and to choose the most logical and precise word or phrase. Vocabulary also supports evidence, inference, rhetorical synthesis, transitions, and clear Standard English expression across the section.

This independently authored 800-word beta curriculum is arranged in twenty-three pages of up to thirty-five words. Pages containing words 1–500 include five cloze questions drawn only from that enhanced range; words 501–800 remain fully visible and editable while the expanded practice layer is developed. Each row includes a passage-field label and an editable word-study note about a transparent affix, compound structure, capitalization, or dictionary base form. The list is an unofficial KSSR learning resource and is not endorsed by or affiliated with College Board. SAT is a registered trademark of College Board.

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800 words
Words 421–455 of 800
#WordDetailsMeaningSample sentence
421indelibleadjective
Study

Field: SAT transitions and expression of ideas

Word study: Suffix focus: -ible means capable of, suitable for, or able to be affected.

不可磨灭The disaster left an indelible mark on the community.
422indigentadjective
Study

Field: SAT transitions and expression of ideas

Word study: Base-form focus: indigent is the dictionary headword; compare its inflected or derived forms in context.

可怜The clinic provides free care to indigent patients.
423indolentadjective
Study

Field: SAT transitions and expression of ideas

Word study: Base-form focus: indolent is the dictionary headword; compare its inflected or derived forms in context.

懶散的The narrator condemns the indolent aristocrat who neglects his estate.
424indomitableadjective
Study

Field: SAT transitions and expression of ideas

Word study: Suffix focus: -able means capable of, suitable for, or worthy of an action.

1. 不屈不撓 2. 頑強Her indomitable spirit sustained the campaign through years of setbacks.
425inequitynoun
Study

Field: SAT transitions and expression of ideas

Word study: Suffix focus: -ity commonly forms a noun naming a quality, state, or condition.

不平等The policy seeks to reduce inequity in school funding.
426inertadjective
Study

Field: SAT transitions and expression of ideas

Word study: Base-form focus: inert is the dictionary headword; compare its inflected or derived forms in context.

惰性的The chemical remains inert until it is heated.
427inexorableadjective
Study

Field: SAT transitions and expression of ideas

Word study: Suffix focus: -able means capable of, suitable for, or worthy of an action.

不可阻挡的The inexorable advance of the fire forced another evacuation.
428infamynoun
Study

Field: SAT transitions and expression of ideas

Word study: Base-form focus: infamy is the dictionary headword; compare its inflected or derived forms in context.

1. 罵名 2. 污名The massacre remains a symbol of political infamy.
429infinitesimaladjective
Study

Field: SAT transitions and expression of ideas

Word study: Base-form focus: infinitesimal is the dictionary headword; compare its inflected or derived forms in context.

无穷小The sensor can detect an infinitesimal change in pressure.
430inflammatoryadjective
Study

Field: SAT transitions and expression of ideas

Word study: Base-form focus: inflammatory is the dictionary headword; compare its inflected or derived forms in context.

激發性The moderator rejected inflammatory language from both sides.
431ingenuousadjective
Study

Field: SAT transitions and expression of ideas

Word study: Suffix focus: -ous commonly forms an adjective meaning full of or characterized by.

天真的Her ingenuous question revealed a flaw the experts had overlooked.
432inimicaladjective
Study

Field: SAT transitions and expression of ideas

Word study: Base-form focus: inimical is the dictionary headword; compare its inflected or derived forms in context.

1. 敵意 2. 敌对Secrecy is inimical to meaningful public oversight.
433iniquitynoun
Study

Field: SAT transitions and expression of ideas

Word study: Suffix focus: -ity commonly forms a noun naming a quality, state, or condition.

罪孽The novel exposes the iniquity of the forced-labor system.
434innateadjective
Study

Field: SAT transitions and expression of ideas

Word study: Base-form focus: innate is the dictionary headword; compare its inflected or derived forms in context.

自己的The study asks whether musical ability is innate or learned.
435insatiableadjective
Study

Field: SAT transitions and expression of ideas

Word study: Suffix focus: -able means capable of, suitable for, or worthy of an action.

1. 無法滿足的 2. 貪得無厭的 3. 貪心Her insatiable curiosity led her into several fields of study.
436insidiousadjective
Study

Field: SAT transitions and expression of ideas

Word study: Suffix focus: -ous commonly forms an adjective meaning full of or characterized by.

1. 陰險 2. 狡詐 3. 潛移默化的The report describes the insidious effects of chronic lead exposure.
437insipidadjective
Study

Field: SAT transitions and expression of ideas

Word study: Base-form focus: insipid is the dictionary headword; compare its inflected or derived forms in context.

Critics found the adaptation visually attractive but insipid.
438insolentadjective
Study

Field: SAT transitions and expression of ideas

Word study: Base-form focus: insolent is the dictionary headword; compare its inflected or derived forms in context.

The witness's insolent reply drew a warning from the judge.
439instigateverb
Study

Field: SAT transitions and expression of ideas

Word study: Base-form focus: instigate is the dictionary headword; compare its inflected or derived forms in context.

1. 煽動 2. 指使Agents attempted to instigate violence during the peaceful march.
440intangibleadjective
Study

Field: SAT transitions and expression of ideas

Word study: Suffix focus: -ible means capable of, suitable for, or able to be affected.

含糊 的Trust is an intangible asset that can vanish quickly.
441interlocutornoun
Study

Field: SAT transitions and expression of ideas

Word study: Prefix focus: inter- means between or among.

1. 對話者 2. 對談者Each interlocutor challenges the other's assumptions.
442interminableadjective
Study

Field: SAT transitions and expression of ideas

Word study: Suffix focus: -able means capable of, suitable for, or worthy of an action.

没完没了的The negotiations became an interminable series of delays.
443intractableadjective
Study

Field: SAT transitions and expression of ideas

Word study: Suffix focus: -able means capable of, suitable for, or worthy of an action.

1. 難治癒的 2. 顽固的Water scarcity remains an intractable problem in the region.
444intransigentadjective
Study

Field: SAT transitions and expression of ideas

Word study: Base-form focus: intransigent is the dictionary headword; compare its inflected or derived forms in context.

不妥协的The intransigent factions rejected every proposed settlement.
445intrepidadjective
Study

Field: SAT transitions and expression of ideas

Word study: Base-form focus: intrepid is the dictionary headword; compare its inflected or derived forms in context.

1. 勇敢 2. 无畏 3. 勇敢的An intrepid journalist crossed the border to document the crisis.
446intricateadjective
Study

Field: SAT transitions and expression of ideas

Word study: Base-form focus: intricate is the dictionary headword; compare its inflected or derived forms in context.

1. 複雜 2. 复杂The clock's intricate mechanism required careful restoration.
447invectivenoun
Study

Field: SAT transitions and expression of ideas

Word study: Base-form focus: invective is the dictionary headword; compare its inflected or derived forms in context.

谩骂的The debate deteriorated into personal invective.
448inveterateadjective
Study

Field: SAT transitions and expression of ideas

Word study: Base-form focus: inveterate is the dictionary headword; compare its inflected or derived forms in context.

根深蒂固An inveterate skeptic, she demanded evidence for every claim.
449irascibleadjective
Study

Field: SAT transitions and expression of ideas

Word study: Suffix focus: -ible means capable of, suitable for, or able to be affected.

1. 暴躁 2. 急躁The irascible director was known for shouting at minor mistakes.
450ironicadjective
Study

Field: SAT transitions and expression of ideas

Word study: Base-form focus: ironic is the dictionary headword; compare its inflected or derived forms in context.

讽刺的It was ironic that the privacy conference exposed attendees' email addresses.
451irreverentadjective
Study

Field: SAT transitions and expression of ideas

Word study: Base-form focus: irreverent is the dictionary headword; compare its inflected or derived forms in context.

1. 不敬 2. 失禮 3. 無禮The comedian's irreverent history challenged national myths.
452irrevocableadjective
Study

Field: SAT transitions and expression of ideas

Word study: Suffix focus: -able means capable of, suitable for, or worthy of an action.

不可撤销的The court warned that the environmental damage could be irrevocable.
453jargonnoun
Study

Field: SAT transitions and expression of ideas

Word study: Base-form focus: jargon is the dictionary headword; compare its inflected or derived forms in context.

1. 行語 2. 行话Medical jargon made the consent form hard to understand.
454jettisonverb
Study

Field: SAT transitions and expression of ideas

Word study: Base-form focus: jettison is the dictionary headword; compare its inflected or derived forms in context.

拋棄The team decided to jettison the least practical part of the plan.
455jocularadjective
Study

Field: SAT transitions and expression of ideas

Word study: Base-form focus: jocular is the dictionary headword; compare its inflected or derived forms in context.

1. 詼諧 2. 打趣的 3. 好玩His jocular tone eased tension before the serious discussion.

Vocabulary reading and practice

An Intractable Meeting

Reading practice for pages 13–15. Five relevant words are highlighted.

English reading

The budget meeting feels interminable because an intractable dispute blocks every vote. One member’s jocular remarks briefly ease the tension, but another speaker uses inflammatory accusations. An ingenuous new delegate asks a direct question that reveals both sides actually agree on the central goal.

Simplified Chinese translation

预算会议让人感觉没完没了,因为一场难以解决的争端阻碍了每一次投票。一位成员诙谐的评论暂时缓和了紧张气氛,但另一位发言者提出了煽动性的指控。一位天真的新代表提出了一个直接的问题,揭示出双方其实都同意核心目标。

Reading comprehension

1. Why does the meeting feel interminable?

An intractable dispute blocks progress.

2. What briefly eases tension?

Jocular remarks briefly ease tension.

3. What does the ingenuous question reveal?

It reveals agreement on the central goal.

Vocabulary quiz

Choose the dictionary equivalent for each of 5 selected words.

About the digital SAT

The digital SAT Reading and Writing section measures comprehension, analysis, synthesis, rhetoric, and command of language. Its Words in Context questions ask students to determine a word’s meaning or choose the most logical and precise word for a particular passage. That means SAT vocabulary study should focus on useful academic words, multiple meanings, tone, and exact usage—not on memorizing rare words in isolation.

Use this list as one part of SAT preparation. Read each example closely, compare near-synonyms, and notice how surrounding sentences control meaning. The lesson readings and questions are designed to practise the same habits of contextual reasoning, while official College Board questions remain the best guide to the test’s exact format.

College Board test overview

Sources and curriculum references

These references guide selection and calibration. Definitions, sample sentences, readings, questions, and teaching notes are independently written and reviewed.