Legal
Legal adjective - Following or according to the rules.
Usage example: the referee declared it a legal play
Unsportsmanlike is an antonym for legal.
Unsportsmanlike
Unsportsmanlike adjective - Not being in accordance with the rules or standards of what is fair in sport.
Usage example: was suspended for unsportsmanlike conduct
Legal is an antonym for unsportsmanlike.
Both words in one sentence
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Captain Reddy has also won the duel with Reeds assassin using "unsportsmanlike" means, although still technically legal.
Source: Literature / Destroyermen
Cite this Source
Unsportsmanlike and Legal. (2016). Retrieved 2026, August 03, from https://thesaurus.plus/related/legal/unsportsmanlike
Legal & Unsportsmanlike. N.p., 2016. Web. 03 Aug. 2026. <https://thesaurus.plus/related/legal/unsportsmanlike>.
Unsportsmanlike or Legal. 2016. Accessed August 03, 2026. https://thesaurus.plus/related/legal/unsportsmanlike.
Google Ngram Viewer shows how "legal" and "unsportsmanlike" have occurred on timeline