Irrelative and Substantial

Opposite meaning words

Irrelative adjective - Not having anything to do with the matter at hand.

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Substantial is an antonym for irrelative in irrelevant topic.

Substantial adjective - Having great meaning or lasting effect.

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Irrelative is an antonym for substantial.

Cite this Source

Substantial and Irrelative. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/irrelative/substantial

Irrelative & Substantial. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/irrelative/substantial>.

Substantial or Irrelative. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/irrelative/substantial.

Google Ngram Viewer shows how "irrelative" and "substantial" have occurred on timeline