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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. Sự 2. vững vàng 3. vững chắcA wide base improves the tower's stability.
667sufficiencynoun
Study

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. Sự 2. đầyAuditors examined the sufficiency of evidence supporting the expense.
668long-term viabilitynoun
Study

Field: Grade 9 precise high-utility word

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

khả năng tồn tại lâu dàiReliable 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.

chuyển thông tinFiber-optic cables allow rapid information transfer.
670utilizationnoun
Study

Field: Grade 9 precise high-utility word

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

sử dụngThe 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.

sửa đổi hiến phápThe constitutional amendment extended voting rights.
672beneficiarynoun
Study

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.

thụ íchEach scholarship beneficiary receives tuition and mentoring.
673compliancenoun
Study

Field: Grade 9 precise high-utility word

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

1. Sự 2. bằng lòng 3. ưng thuậnThe audit confirmed compliance with workplace safety law.
674consultationnoun
Study

Field: Grade 9 precise high-utility word

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

1. sự tham khảo 2. Sự 3. hỏiThe council held a public consultation before changing the bus route.
675deliberationnoun
Study

Field: Grade 9 precise high-utility word

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

1. Sự 2. suy nghĩ 3. cân nhắcAfter 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.

1. Sự 2. chỉ rõ 3. địnhThe area's designation as a marine reserve limits fishing.
677disclosurenoun
Study

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.

1. mở 2. vạch trần 3. để lộFinancial disclosure reveals whether an official has related business interests.
678professional discretionnoun
Study

Field: Grade 9 precise high-utility word

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

quyết định chuyên nghiệpA physician uses professional discretion when adapting general guidance to a patient's needs.
679eligibilitynoun
Study

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.

1. Tính 2. tư cách 3. thích hợpApplicants 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.

1. Sự 2. miễnThe law grants an exemption for emergency vehicles.
681feasibilitynoun
Study

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.

1. thực hành 2. thực hiệnThe 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.

thẩm quyền pháp lýThe dispute concerns which court has legal jurisdiction.
683liabilitynoun
Study

Field: Grade 9 precise high-utility word

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

1. Trách nhiệm 2. pháp lý 3. nghĩa vụThe company accepted liability for the defective product.
684oversightnoun
Study

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. Sự 2. quên 3. sótIndependent oversight found weaknesses in the purchasing process.
685precedencenoun
Study

Field: Grade 9 precise high-utility word

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

QuyềnDuring 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.

quy trình vận hànhThe 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.

kiếmPublic 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. Sự cung cấp 2. đồ cung cấpOne provision of the contract requires monthly safety reports.
689recommendationnoun
Study

Field: Grade 9 precise high-utility word

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

1. giới thiệu 2. tiến cửThe 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.

1. Nhu cầu 2. sự 3. đòi hỏiA 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.

đặc điểm kỹ thuậtThe battery failed to meet the technical specification for cold weather.
692standardizationnoun
Study

Field: Grade 9 precise high-utility word

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

1. tiêu chuẩn hoá 2. 標準化 3. sự tiêu chuẩn hoáMeasurement standardization allows laboratories to compare results.
693transparencynoun
Study

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.

trong suốtPublishing meeting records increases government transparency.
694implementationnoun
Study

Field: Grade 9 precise high-utility word

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

thi hànhTraining 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.

sáng kiến ​​chính sáchThe housing policy initiative funds repairs to vacant buildings.
696institutionalizationnoun
Study

Field: Grade 9 precise high-utility word

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

thể chế hoáInstitutionalization 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.

1. Sự 2. quyền 3. cho phépWorkers 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.

xác minh danh tínhThe bank uses identity verification before changing account details.
699mediationnoun
Study

Field: Grade 9 precise high-utility word

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

1. Sự 2. điều 3. đìnhMediation helped the neighbors settle the boundary dispute.
700reconciliationnoun
Study

Field: Grade 9 precise high-utility word

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

1. Sự 2. hoà giải 3. giảng hoàThe 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.