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Added 9 October 2026

preposterous

/pɹɪˈpɒstəɹəs/ adjective

Latin root: praeposterus Wiktionary

adjective Definition from Wiktionary (CC BY-SA). Pronunciation from Wiktionary, via Kaikki.org. More about preposterous at Wordnik → Where our words come from →

Absurd, or contrary to common sense.

Origin

From Latin praeposterus (“with the hinder part before, reversed, inverted, perverted”), from prae (“before”) + posterus (“coming after”).

From Wiktionary, via Kaikki.org (CC BY-SA)

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