Due
Due adjective - Being what is called for by accepted standards of right and wrong.
Usage example: all the participants in the trial are required to treat the judge with due respect
Unsuitable
Unsuitable adjective - Not appropriate for a particular occasion or situation.
Due is an antonym for unsuitable.
Nearby Word: unsuitably
Both words in one sentence
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Similarly, 30 Rock's Liz Lemon is not a virgin, but merely has a terrible sex life, partly due to her bad social skills and partly due to the fact that, aside from Floyd, all the men (and one woman) she has dated turned out to be either insane or wildly unsuitable in some way.
Source: Nerds Are Virgins - In 'Let's Drown Out Euro Truck Simulator 2', Gabriel stated that Yahtzee bought a Roomba since he can't buy a dog due to him living in an apartment which is unsuitable with dogs and a Roomba is a next best thing.
Source: Lets Play / Let's Drown Out
Cite this Source
Unsuitable and Due. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/due/unsuitable
Due & Unsuitable. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/due/unsuitable>.
Unsuitable or Due. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/due/unsuitable.
Google Ngram Viewer shows how "due" and "unsuitable" have occurred on timeline