14
foul(adjective, unjust)
9
dirty
7
cheating(adjective, unfair)
7
unfair(adjective, unjust)
7
unjust(adjective, unjust)
7
unsporting
4
dishonest
3
disgusting
3
filthy
3
muddy
3
repellent
3
smutty
3
unclean
3
unscrupulous
2
below the belt(adjective, adverb, nastily, unfairly)
2
biased(adjective, unjust)
2
contaminating
2
corrupt
2
dingy
2
dishonourable
11 years ago|4.1k views|share |citing 
APASmart Define. (2015). unsportsmanlike thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/unsportsmanlike/thesaurus/synonyms
ChicagoSmart Define. 2015. "unsportsmanlike thesaurus" https://smartdefine.org/unsportsmanlike/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, unsportsmanlike thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/unsportsmanlike/thesaurus/synonyms>.
MLASmart Define. "unsportsmanlike thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/unsportsmanlike/thesaurus/synonyms>