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9th-grade-vocabulary-words

English Vocabulary · Grade 9 Live Review Preview

9th Grade Vocabulary Words

Ninth grade marks the transition to high-school reading and writing across literature, argument, research, biology, physical and Earth science, algebra, computing, world history, civics, and geography. This level develops precise academic and domain-specific vocabulary while strengthening context, nuance, source evaluation, figurative language, and evidence-based communication.

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 as list pages while the expanded practice layer is developed. Each row includes a subject-field label and an editable word-study note about a transparent affix, compound structure, capitalization, or dictionary base form. The cited Grade 9 resources calibrate difficulty and study skills only; all learner-facing definitions, examples, quizzes, and descriptions are original KSSR copy.

Please note: the vocabulary lists for grades 9~11 have been selected to ensure no overlap with the previous grade level. If the words are too specialized or difficult for you, please go back to grade levels 4~8 and review the words on those pages.

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800 words
Words 666–700 of 800
#WordDetailsMeaningSample sentence
666stabilitynoun
Study

Field: Grade 9 precise high-utility word

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

1. 穩定性 2. 穩定A wide base improves the tower's stability.
667sufficiencynoun
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Field: Grade 9 precise high-utility word

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

1. 充分 2. 充足 3. 足夠Auditors examined the sufficiency of evidence supporting the expense.
668long-term viabilitynoun
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Field: Grade 9 precise high-utility word

Word study: Term structure: long + term + viability. Study the complete expression as one field-specific unit.

长期生存能力Reliable water access is essential to the town's long-term viability.
669information transfernoun
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Field: Grade 9 precise high-utility word

Word study: Term structure: information + transfer. Study the complete expression as one field-specific unit.

信息传递Fiber-optic cables allow rapid information transfer.
670utilizationnoun
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Field: Grade 9 precise high-utility word

Word study: Suffix focus: -ization forms a noun for a process of making or becoming.

利用率The clinic tracked utilization of its evening services.
671constitutional amendmentnoun
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Field: Grade 9 precise high-utility word

Word study: Term structure: constitutional + amendment. Study the complete expression as one field-specific unit.

宪法修正案The constitutional amendment extended voting rights.
672beneficiarynoun
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Field: Grade 9 precise high-utility word

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

受益人Each scholarship beneficiary receives tuition and mentoring.
673compliancenoun
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Field: Grade 9 precise high-utility word

Word study: Suffix focus: -ance commonly forms a noun naming an action, quality, or state.

1. 遵守 2. 服從 3. 依從The audit confirmed compliance with workplace safety law.
674consultationnoun
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Field: Grade 9 precise high-utility word

Word study: Suffix focus: -ation commonly forms a noun naming an action, process, or result.

1. 會診 2. 磋商 3. 諮詢The council held a public consultation before changing the bus route.
675deliberationnoun
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Field: Grade 9 precise high-utility word

Word study: Suffix focus: -ation commonly forms a noun naming an action, process, or result.

审议After two days of deliberation, the jury reached a verdict.
676designationnoun
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Field: Grade 9 precise high-utility word

Word study: Suffix focus: -ation commonly forms a noun naming an action, process, or result.

指定The area's designation as a marine reserve limits fishing.
677disclosurenoun
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Field: Grade 9 precise high-utility word

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

披露Financial disclosure reveals whether an official has related business interests.
678professional discretionnoun
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Field: Grade 9 precise high-utility word

Word study: Term structure: professional + discretion. Study the complete expression as one field-specific unit.

专业判断力A physician uses professional discretion when adapting general guidance to a patient's needs.
679eligibilitynoun
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Field: Grade 9 precise high-utility word

Word study: Suffix focus: -ibility forms a noun for the capacity to have a quality or perform an action.

合格Applicants must prove eligibility for the reduced fee.
680exemptionnoun
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Field: Grade 9 precise high-utility word

Word study: Suffix focus: -tion commonly forms a noun naming an action, process, or result.

豁免The law grants an exemption for emergency vehicles.
681feasibilitynoun
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Field: Grade 9 precise high-utility word

Word study: Suffix focus: -ibility forms a noun for the capacity to have a quality or perform an action.

可行性The pilot program tests the feasibility of electric buses on steep routes.
682legal jurisdictionnoun
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Field: Grade 9 precise high-utility word

Word study: Term structure: legal + jurisdiction. Study the complete expression as one field-specific unit.

法律管辖权The dispute concerns which court has legal jurisdiction.
683liabilitynoun
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Field: Grade 9 precise high-utility word

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

1. 負債 2. 債務 3. 責任The company accepted liability for the defective product.
684oversightnoun
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Field: Grade 9 precise high-utility word

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

1. 監督 2. 伴奏Independent oversight found weaknesses in the purchasing process.
685precedencenoun
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Field: Grade 9 precise high-utility word

Word study: Suffix focus: -ence commonly forms a noun naming an action, quality, or state.

1. 優先權 2. 優先 3. 首位During an evacuation, human safety takes precedence over property protection.
686operating procedurenoun
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Field: Grade 9 precise high-utility word

Word study: Term structure: operating + procedure. Study the complete expression as one field-specific unit.

操作程序The operating procedure requires two checks before the valve opens.
687procurementnoun
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Field: Grade 9 precise high-utility word

Word study: Suffix focus: -ment commonly forms a noun for an action, process, state, or result.

採購Public procurement rules require fair competition among suppliers.
688provisionnoun
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Field: Grade 9 precise high-utility word

Word study: Suffix focus: -sion commonly forms a noun naming an action, process, or result.

1. 條件 2. 條款 3. 支付One provision of the contract requires monthly safety reports.
689recommendationnoun
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Field: Grade 9 precise high-utility word

Word study: Suffix focus: -ation commonly forms a noun naming an action, process, or result.

建议The panel's recommendation is to repair rather than replace the bridge.
690requirementnoun
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Field: Grade 9 precise high-utility word

Word study: Suffix focus: -ment commonly forms a noun for an action, process, state, or result.

必要A laboratory report is a graduation requirement.
691technical specificationnoun
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Field: Grade 9 precise high-utility word

Word study: Term structure: technical + specification. Study the complete expression as one field-specific unit.

技术规格The battery failed to meet the technical specification for cold weather.
692standardizationnoun
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Field: Grade 9 precise high-utility word

Word study: Suffix focus: -ization forms a noun for a process of making or becoming.

標準化Measurement standardization allows laboratories to compare results.
693transparencynoun
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Field: Grade 9 precise high-utility word

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

透明度Publishing meeting records increases government transparency.
694implementationnoun
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Field: Grade 9 precise high-utility word

Word study: Suffix focus: -ation commonly forms a noun naming an action, process, or result.

履行Training began before implementation of the new safety policy.
695policy initiativenoun
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Field: Grade 9 precise high-utility word

Word study: Term structure: policy + initiative. Study the complete expression as one field-specific unit.

政策举措The housing policy initiative funds repairs to vacant buildings.
696institutionalizationnoun
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Field: Grade 9 precise high-utility word

Word study: Suffix focus: -ization forms a noun for a process of making or becoming.

制度化Institutionalization of annual audits made financial review routine.
697authorizationnoun
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Field: Grade 9 precise high-utility word

Word study: Suffix focus: -ization forms a noun for a process of making or becoming.

授權Workers need written authorization to enter the restricted area.
698identity verificationnoun
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Field: Grade 9 precise high-utility word

Word study: Term structure: identity + verification. Study the complete expression as one field-specific unit.

身份验证The bank uses identity verification before changing account details.
699mediationnoun
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Field: Grade 9 precise high-utility word

Word study: Suffix focus: -ation commonly forms a noun naming an action, process, or result.

1. 調解 2. 仲裁Mediation helped the neighbors settle the boundary dispute.
700reconciliationnoun
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Field: Grade 9 precise high-utility word

Word study: Suffix focus: -ation commonly forms a noun naming an action, process, or result.

安排The commission supported reconciliation by documenting abuses and hearing survivors.

Vocabulary chart page

This page focuses on the word chart. Reading passages appear once in each three-page group, while cloze quizzes remain in the established enhanced range for this level.

Sources and curriculum references

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