adjective
1.
causing, marked by, or affected with pain
a painful wound
Synonyms: aching, afflictive, algetic, hurtful, hurting, sore
Related Word: raw; acute, piercing, sharp, shooting, stabbing, stinging; agonizing, excruciating, harrowing, racking, tormenting, torturous
Antonyms: painless, unpainful
2.
Synonyms: bitter 2, afflictive, distasteful, galling, grievous, unpalatable
Related Word: unappetizing, unsavory
Antonyms: painless