1. Violating accepted standards or rules
   "fined for unsportsmanlike behaviour"
   - cheating, dirty, foul, unsporting

See also: unfair, unjust

• Melanerpes erythrocephalus
• terrific
• terrifically
• terrified
• terrify
• terrifying
• terrifyingly
• terrigenous
• terrine
• territorial
• Territorial Army
• territorial division
• territorial dominion
• territorial reserve
• territorial waters
• territorialisation
• territorialise
• territoriality
• territorialization
• territorialize
• territorially
• territory
• terror
• terror-stricken
• terror-struck