Insignificant

//ˌɪnsɪɡˈnɪfɪkənt//

Antonyms for "insignificant" (12 found)

Adjective(12 words)

consequential essential important massive noteworthy paramount portentous prodigious significant titanic weighty wonderful

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.