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

阿吽の呼吸[aunnokokyuu] the harmonizing, mentally and physically, of two parties engaged in an activity
阿呆陀羅[ahondara] fool
阿蘭陀[oranda] Holland
阿ねる[omoneru] to flatter
阿多福[otafuku] homely woman (esp. one with a small low nose, high flat forehead, and bulging cheeks)

阿鼻叫喚[abikyoukan] agonizing cries
阿片窟[ahenkutsu] opium den
阿弥陀[amida] Amitabha
阿呍[aun] Om
阿諛[ayu] flattery

隈無く[kumanaku] all over
界隈[kaiwai] neighborhood
隈隈[kumaguma] nooks
隈取り[kumadori] shading

隈取る[kumadoru] to make up
隈笹[kumazasa] kuma bamboo grass (Sasa veitchii)
隈魚[kumanomi] clownfish (Amphiprioninae spp., esp. the yellowtail clownfish, Amphiprion clarkii)
藍隈[aiguma] indigo blue make-up used in Kabuki