Fitting
Fitting adjective - Meeting the requirements of a purpose or situation.
Usage example: it is only fitting that you should be the one to take her back to the airport since she flew out to see you
Proper is a synonym for fitting in appropriate topic. In some cases you can use "Proper" instead the word "Fitting" as an adjective or a noun, when it comes to topics like quality, property, nice, customary. popular alternative
Proper
Proper adjective - Meeting the requirements of a purpose or situation.
Usage example: you'll need to have a proper diet if you want to lose weight
Fitting is a synonym for proper in quality topic. You can use "Fitting" instead the word "Proper" as an adjective or a noun, if it concerns topics such as nice, customary, right, appropriate. popular alternative
Mutual synonyms
Both words in one sentence
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So, you have a female character, and you want her to appear prim and proper, while still being feminine and fitting in with all of your other female characters.
Source: Proper Tights with a Skirt -
Sylphiel Nels Lahda of Slayers wears a mostly purple outfit, fitting for her proper, polite and demure behavior.
Source: Graceful Ladies Like Purple - This trope is not in play if natural is being used in the sense found in ideas like "natural law", where it means closer to "proper" and "fitting" rather than simply "not artificial".
Source: All-Natural Snake Oil
Cite this Source
Proper and Fitting. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/fitting/proper
Fitting & Proper. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/fitting/proper>.
Proper or Fitting. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/fitting/proper.
Google Ngram Viewer shows how "fitting" and "proper" have occurred on timeline