8th Grade Vocabulary Words - List 5
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| Word | Definition | Practice Sentence | Synonyms | Antonyms | Part of Speech Description |
|---|---|---|---|---|---|
| effrontery | Insolent or shamelessly bold behavior. | It was seen as an act of effrontery to challenge the authority of the queen. | audacity, gall, nerve | Noun | |
| mellifluous | Pleasant or soothing to the ear. | I love the mellifluous sounds of birds singing in the morning. | melodious, musical, euphonious | dissonant, inharmonious, jarring | Adjective |
| infinitesimal | Extremely small in size. | The chance of winning was infinitesimal and almost impossible. | minuscule, tiny, small | enormous, immense, massive | Adjective |
| fulsome | Generous in amount or spirit. | His teacher's fulsome praise made him feel proud of his work. | copious, ample, profuse | meager, sparse, scanty | Adjective |
| inured | To grow accustomed to something undesireable. | He became inured to the cold and no longer felt the chill. | hardened, toughened, hard-bitten | weakened, worn, exhausted | Verb |
| nick | A small notch or chip. | They put a protective coating on the table to protect it from a nick or scratch. | cut, slit, indent | Noun | |
| obstacle | Something that hinders progress or movement. | The obstacle was removed from the road so people could drive safely. | obstruction, hurdle, barrier | Noun | |
| resolve | To settle or come to a judgment after consideration. | She was determined to resolve the problem. | decide, determine, figure | Verb | |
| consternation | Feelings of dismay and sudden disappointment usually at something unexpected. | The news of the team's loss caused consternation among the fans. | distress, anguish, sadness | relief, contentment, tranquility | Noun |
| equanimity | Mental composure of evenness in temper. | She maintained her equanimity even in the face of adversity. | calmness, collectedness, imperturbability | uneasiness, agitation, anxiety | Noun |
| perspicacious | Having the ability to notice, understand, and discern things that are not obvious in nature. | He was a perspicacious judge, able to see through the lies. | perceptive, astute, keen | feebleminded, unthinking, ignorant | Adjective |
| jostled | To force one's way roughly. | The crowd jostled to get a better view of the parade. | pushed, shoved, elbowed | Verb | |
| xyloid | Resembling or having the quality of wood. | The electric fireplace had a xyloid frame. | arboraceous, ligneous, sylvan | Adjective | |
| irrevocable | Not possible to be changed. | The decision was irrevocable and couldn't be changed. | irreversible | Adjective | |
| uplifting | Inspiring optimism or happiness. | The coach's uplifting speech gave the team a renewed sense of hope. | encouraging, inspiring, moving | discouraging, demoralizing, disheartening | Adjective |
Take a look at other vocabulary lists for Eighth Grade.
Eighth Grade Vocabulary Lists