Improper and Infelicitous

Improper

Improper adjective - Not appropriate for a particular occasion or situation.
Usage example: an improper use of slang in a formal piece of writing

Infelicitous is a synonym for improper in inappropriate topic. In some cases you can use "Infelicitous" instead an adjective "Improper", when it comes to topics like not suitable.

Nearby Word: improperly

Infelicitous

Infelicitous adjective - Not appropriate for a particular occasion or situation.
Usage example: an infelicitous comment on the weight of the guest of honor at the banquet

Improper is a synonym for infelicitous. You can use "Improper" instead an adjective "Infelicitous".

Nearby Word: infelicity
Cite this Source
Infelicitous and Improper. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/improper/infelicitous
Improper & Infelicitous. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/improper/infelicitous>.
Infelicitous or Improper. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/improper/infelicitous.
Google Ngram Viewer shows how "improper" and "infelicitous" have occurred on timeline