カバー曲[kabaakyoku] remake of another artist's song (a "cover")
サイン曲線[sainkyokusen] sinusoid
愛唱曲[aishoukyoku] favourite song
委曲[ikyoku] details
一曲[ikkyoku] tune (melody, piece of music)

迂曲[ukyoku] meander
円曲[enkyoku] roundabout way (of speaking or working)
円錐曲線[ensuikyokusen] conic curve
円舞曲[enbukyoku] waltz (composition)
演曲[enkyoku] musical program

愛飲[aiin] usual drink
一飲み[hitonomi] swallowing in one gulp
一気に飲む[ikkininomu] to drink in one gulp
飲みで[nomide] more than enough
飲みくだす[nomikudasu] to swallow

飲みまわす[nomimawasu] to pass the cup round
飲みまわる[nomimawaru] to go on a pub-crawl
飲みほす[nomihosu] to drink up
飲口[nomikuchi] taste (of a liquid, esp. alcoholic beverages)
飲手[nomite] heavy drinker