Find 153 different ways to say IMPORTANT, along with antonyms, related words, and example sentences at Thesaurus.com.

Synonyms for IMPORTANT: major, significant, historic, big, meaningful, much, substantial, tectonic; Antonyms of IMPORTANT: unimportant, small, trivial, insignificant, little, minor, …

Find 4,273 synonyms for important and other similar words that you can use instead based on 19 separate contexts from our thesaurus.

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Find 2 010 synonyms for Important to improve your writing and expand your vocabulary.

2 days ago · Online English Thesaurus from Collins: More than 500,000 synonyms and antonyms - With definitions, meanings, phrases, and examples.

1 day ago · Learn synonyms for important along with their meanings and examples to improve your vocabulary and communication skills.

Dec 1, 2025 · Learn synonyms for “important” in English with easy meanings, grouped by type, strength, and context to improve daily writing and schoolwork.

Find all the synonyms and alternative words for important at Synonyms.com, the largest free online thesaurus, antonyms, definitions and translations resource on the web.

Synonyms for IMPORTANT: consequential, influential, essential, crucial, considerable, critical, decisive; Antonyms for IMPORTANT: trivial, inconsequential, unimportant, obscure, unknown, …