people sitting in a library

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.

Open the basic text version — works without JavaScript and is suitable for printing.

Your private study tools

Track your learning with My Vocabulary

Use the three small controls beside any word. Your choices stay attached to your account and appear in your My Vocabulary record.

  • Star a difficult word to practise it again.
  • Check a word when you have learned it.
  • Add a note with a memory clue, synonym, or reminder.

These controls work during your free visits and save privately on this browser. Sign in to move them into your account’s My Vocabulary record.

Printable study sheet

Create a PDF worksheet

Choose any start-to-end page range and meaning language, then include or omit each practice section.

Include practice sections
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. σταθερότητα 2. ευστάθειαA 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.

επάρκειαAuditors 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.

μακροπρόθεσμη βιωσιμότηταReliable water access is essential to the town's long-term viability.
669information transfernoun
Study

Field: Grade 9 precise high-utility word

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

μεταφορά πληροφοριώνFiber-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.

εκμετάλλευσηThe clinic tracked utilization of its evening services.
671constitutional amendmentnoun
Study

Field: Grade 9 precise high-utility word

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

συνταγματική τροποποίησηThe 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.

δικαιούχοςEach 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.

κολακείαThe 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.

διαβούλευσηThe 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.

διαβούλευσηAfter two days of deliberation, the jury reached a verdict.
676designationnoun
Study

Field: Grade 9 precise high-utility word

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

ένδειξηThe 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.

δημοσίευμαFinancial 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.

επαγγελματική διακριτικότηταA 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. αιρετότητα 2. εκλογιμότηταApplicants must prove eligibility for the reduced fee.
680exemptionnoun
Study

Field: Grade 9 precise high-utility word

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

απαλλαγήThe 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.

σκοπιμότηταThe pilot program tests the feasibility of electric buses on steep routes.
682legal jurisdictionnoun
Study

Field: Grade 9 precise high-utility word

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

νομική δικαιοδοσίαThe 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.

δέσμευσηThe 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.

αβλεψίαIndependent 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.

προβάδισμαDuring an evacuation, human safety takes precedence over property protection.
686operating procedurenoun
Study

Field: Grade 9 precise high-utility word

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

διαδικασία λειτουργίαςThe operating procedure requires two checks before the valve opens.
687procurementnoun
Study

Field: Grade 9 precise high-utility word

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

ανεφοδιασμόςPublic procurement rules require fair competition among suppliers.
688provisionnoun
Study

Field: Grade 9 precise high-utility word

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

πρόβλεψηOne 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.

σύστασηThe panel's recommendation is to repair rather than replace the bridge.
690requirementnoun
Study

Field: Grade 9 precise high-utility word

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

όροςA laboratory report is a graduation requirement.
691technical specificationnoun
Study

Field: Grade 9 precise high-utility word

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

τεχνική προδιαγραφήThe 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.

τυποποίησηMeasurement 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.

διαφάνειαPublishing 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.

1. υλοποίηση 2. εφαρμογήTraining began before implementation of the new safety policy.
695policy initiativenoun
Study

Field: Grade 9 precise high-utility word

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

πολιτική πρωτοβουλίαThe 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.

ιδρυματοποίησηInstitutionalization of annual audits made financial review routine.
697authorizationnoun
Study

Field: Grade 9 precise high-utility word

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

εξουσιοδότησηWorkers need written authorization to enter the restricted area.
698identity verificationnoun
Study

Field: Grade 9 precise high-utility word

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

επαλήθευση ταυτότηταςThe 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. μεσολάβηση 2. παρέμβασηMediation 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.

συμφιλίωσηThe 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.