哀歌[aika] lament (song)
愛唱歌[aishouka] (one's) favourite song
詠歌[eika] poem (esp. tanka)
艶歌[enka] enka
応援歌[ouenka] rooters' song

歌い合う[utaiau] to sing responsively
歌い上げる[utaiageru] to sing at the top of one's voice
歌詠み[utayomi] tanka composer
歌会[utakai] poetry party or competition

オブジェクト指向言語[obujekutoshikougengo] object-oriented language
コンピュータ用語[konpyuutayougo] computerese
スウェーデン語[suweedengo] Swedish (language)
スペイン語[supeingo] Spanish (language)
スワヒリ語[suwahirigo] Swahili (language)

チャン語[chango] Chinese (language)
ドイツ語[doitsugo] German (language)
フランス語[furansugo] French (language)
プログラム言語[puroguramugengo] programming language
ペルシャ語[perushago] Persian (language)