Unconsequential antonyms

What is the opposite word for Unconsequential?

Antonyms for unconsequential
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Opposite words of unconsequential
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Antonyms for Unconsequential. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/antonyms/unconsequential
Antonyms for Unconsequential. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/antonyms/unconsequential>.
Antonyms for Unconsequential. 2016. Accessed August 13, 2026. https://thesaurus.plus/antonyms/unconsequential.