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

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

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

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

Jan 8, 2026 · Learn synonyms for important along with their meanings and examples to improve your vocabulary and communication skills.

These are words and phrases related to important. Click on any word or phrase to go to its thesaurus page. Or, go to the definition of important.

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

Sep 10, 2025 · Learn synonyms for important in English with meanings and examples. Improve your vocabulary and make your speaking and writing better.

Jul 29, 2025 · In this guide, you’ll learn 20 powerful synonyms for “ important,” each explained in simple terms with practical use cases. By the end, you’ll not only know the words — you’ll own …

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