Convincing
Convincing adjective - Having the power to persuade.
Proper and convincing are semantically related. In some cases you can use "Proper" instead an adjective "Convincing".
Proper
Proper adjective - Following the established traditions of refined society and good taste.
Convincing and proper are semantically related. Sometimes you can use "Convincing" instead an adjective "Proper".
Mutual synonyms
Both words in one sentence
- Vinny comes up with a convincing and proper objection (the judge praises him for that), but it get overruled.
Source: Reasonable Authority Figure - However, with proper modifications, they're apparently similar enough to perform a convincing Twin Switch.
Source: Always Identical Twins - While no number is given, Fukuro is initially shocked at Naruto's Doriki before convincing himself that he didn't get a proper reading.
Cite this Source
Proper and Convincing. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/convincing/proper
Convincing & Proper. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/convincing/proper>.
Proper or Convincing. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/convincing/proper.
Google Ngram Viewer shows how "convincing" and "proper" have occurred on timeline