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, negligible, …

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.

Synonyms for IMPORTANT in English: significant, critical, substantial, grave, urgent, serious, material, signal, primary, meaningful, …

Jan 22, 2026 · Learn synonyms for “important” in English with easy meanings, grouped by type, strength, and context to improve daily writing and schoolwork.

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.

Jan 20, 2019 · Discover various important synonyms to enhance your communication. Learn what makes something important and explore a list of diverse, impactful synonyms.

Jun 17, 2025 · Some synonyms for "important" include: "essential," "significant," "crucial," "pivotal," and "substantial."

Synonyms for important in Free Thesaurus. Antonyms for important. 86 synonyms for important: significant, critical, substantial, grave, urgent, serious, material, signal, primary, meaningful, far …