Improper
Improper adjective - Not appropriate for a particular occasion or situation.
Usage example: an improper use of slang in a formal piece of writing
Unsatisfactory and improper are semantically related. In some cases you can use "Unsatisfactory" instead an adjective "Improper".
Nearby Word: improperly
Unsatisfactory
Unsatisfactory adjective - Falling short of a standard.
Improper and unsatisfactory are semantically related. Sometimes you can use "Improper" instead an adjective "Unsatisfactory".
Nearby Word: unsatisfactorily
Mutual synonyms
Related pairs
- offensive and improper
- offensive and unsatisfactory
- inept and improper
- inept and unsatisfactory
- unworthy and improper
- unworthy and unsatisfactory
- unfit and improper
- unfit and unsatisfactory
- inappropriate and improper
- inappropriate and unsatisfactory
- unsuitable and improper
- unsuitable and unsatisfactory
- wrong and improper
- wrong and unsatisfactory
Cite this Source
Unsatisfactory and Improper. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/improper/unsatisfactory
Improper & Unsatisfactory. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/improper/unsatisfactory>.
Unsatisfactory or Improper. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/improper/unsatisfactory.
Google Ngram Viewer shows how "improper" and "unsatisfactory" have occurred on timeline