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2 天前 · Browse the Thesaurus. Make your writing more precise and effective with the Merriam-Webster Thesaurus. Our unique ranking system helps you find the right word fast—from millions of synonyms, similar words, and antonyms. An indispensable English language reference.
1. : characterized by extreme uneasiness of mind or brooding fear about some contingency : worried. anxious parents. 2. : characterized by, resulting from, or causing anxiety : worrying. They spent an anxious night. 3. : ardently or earnestly wishing. She was anxious to learn more. anxiously adverb. anxiousness noun. Did you know?
1. : for the reason that : since. rested because he was tired. 2. : the fact that : that. The reason I haven't been fired is because my boss hasn't got round to it yet. E. B. White. because. 2 of 2. preposition. informal. : by reason of : because of. But the Conservatives voted against the amendment—because politics. And so did the Liberals.
a. : not clearly or precisely shown, described, or limited. undefined rules. undefined powers. a vague, undefined feeling of dread. … the true outlines of Clinton's foreign policy remain undefined. William Greider. b. : not provided with a definition. an undefined dictionary entry. Synonyms. bleary. blurry. dim. faint. foggy. fuzzy. gauzy. hazy.
Definition of challenging. 1. as in difficult. requiring considerable physical or mental effort an exceptionally challenging brainteaser. Synonyms & Similar Words. Relevance. difficult. tough. rigorous. demanding. hard. formidable. complicated. heavy. rough. rugged. strenuous. arduous. exhausting. effortful. testing. severe. uphill. grueling. tall.
1. : the art of speaking or writing effectively: such as. a. : the study of principles and rules of composition formulated by critics of ancient times. b. : the study of writing or speaking as a means of communication or persuasion. 2. a. : skill in the effective use of speech. b. : a type or mode of language or speech.
