Ability, skill

미술 = the fine arts
예술 = art
마술 = magic
무술 = martial arts
수술 = operation, surgery
기술 = skill, technique
상술 = trick of the trade
학술 = arts and sciences
화술 = conversational skill

State, express

논술 = discourse
구술시험 = oral test
진술(하다) = to state, testimony