4th Grade Vocabulary Words - List 13

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Word Definition Practice Sentence Synonyms Antonyms Part of Speech Description
cardinal The most important or fundamental. He broke the cardinal rule about having patience. important, key, essential auxiliary, secondary, nonessential Adjective
breakthrough An important discovery. The inventor made a significant breakthrough. progress, development, improvement decline, step backward, decrease Noun
memoir A biography or record of experiences written from personal knowledge. I'm writing a memoir of my experiences in school. autobiography, anecdote, diary Noun
recently At a time that has just passed. He recently returned from a beach vacation and still had a tan. newly, lately, currently before, later Adverb
odyssey A long adventure or experience. The poet wrote about an odyssey involving pirates and gold. journey, adventure, quest Noun
accomplish To complete something successfully. To accomplish so much in a short time is a remarkable feat. achieve, win, perform fail, lose, abandon Verb
sovereignty The authority a state has over itself. The other countries recognized the new state's sovereignty. jurisdiction, dominion, supremacy Noun
predominant The main element of something. The predominant color in this room is purple. dominant, primary, central inferior, subordinate, minor Adjective
linguist A person who studies foreign languages. The linguist was brought in to read the ancient scrolls. grammarian, interpreter, polyglot Noun
scorching When something is very hot. The sand was scorching hot on her bare feet. blistering, searing, sizzling cool, cold Adjective

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