Good and Preposterous

Good

Good adjective - According to the rules of logic.
Usage example: you don't need a good reason to stop doing that—it's because I said so

Preposterous is an antonym for good.

Nearby Words: goodness, goodly, goody

Preposterous

Preposterous adjective - Conceived or made without regard for reason or reality.

Good is an antonym for preposterous in ridiculous topic.
Cite this Source
Preposterous and Good. (2016). Retrieved 2026, July 29, from https://thesaurus.plus/related/good/preposterous
Good & Preposterous. N.p., 2016. Web. 29 Jul. 2026. <https://thesaurus.plus/related/good/preposterous>.
Preposterous or Good. 2016. Accessed July 29, 2026. https://thesaurus.plus/related/good/preposterous.
Google Ngram Viewer shows how "good" and "preposterous" have occurred on timeline