Improper
Improper adjective - Not appropriate for a particular occasion or situation.
Mercenary and improper are semantically related. In some cases you can use "Mercenary" instead an adjective "Improper".
Nearby Word: improperly
Both words in one sentence
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In BattleTech, there is now 'divergent canonicity', thanks to Wiz Kids' improper seizure and use in 2001 of a FASA-era submission, which included an extensive history of the 'Eridani Light Horse' mercenary unit.
Source: Canon
Cite this Source
Mercenary and Improper. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/improper/mercenary
Improper & Mercenary. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/improper/mercenary>.
Mercenary or Improper. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/improper/mercenary.
Google Ngram Viewer shows how "improper" and "mercenary" have occurred on timeline