4th Grade Vocabulary Words - List 23
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| Word | Definition | Practice Sentence | Synonyms | Antonyms | Part of Speech Description |
|---|---|---|---|---|---|
| reckless | Irresponsible actions done without concern for consequences. | Her reckless driving almost caused a crash. | carefree, thoughtless, brash | cautious, discreet, mindful | Adjective |
| specialized | Requiring specific knowledge or designed for a particular purpose. | Steve has a pair of specialized scissors for cutting fabric. | particular, functional | Adjective | |
| audition | An interview or a test of ability. | There were twenty people at the audition trying out for the same part. | demo, tryout | Noun | |
| pentagon | A polygon with five sides. | A pentagon has five sides. | Noun | ||
| satire | The use of humor and exaggeration to make fun of people. | She wrote a satire about various royal families of history. | parody, skit, spoof | Noun | |
| lagoon | A shallow body of water. | The receding lake left a lagoon full of fish. | pond, pool, bayou | Noun | |
| apex | The highest point of something. | The actress was at the apex of her career. | top, high point, pinnacle | bottom, base | Noun |
| mismatched | Varying, clashing or unalike. | Amy always wears mismatched socks. | different, contradictory, disparate | similar, alike, same | Adjective |
| boundary | A line that marks the limits of something. | The curtain is a boundary that divides my side of the room and hers. | outer limit, edge, border | center, interior, middle | Noun |
| basis | A foundation for a process or idea. | The scientist has used well-regarded research as the basis for her latest discovery. | premise, groundwork, core | Noun |
Take a look at other vocabulary lists for fourthgrade.
fourthgrade Vocabulary Lists