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

テロ組織[terososhiki] terrorist organization
遺伝因子組替え[ideninshikumikae] recombinant gene splicing
改組[kaiso] reorganization
共済組合[kyousaikumiai] cooperative society
共同組合[kyoudoukumiai] cooperative

協同組合[kyoudoukumiai] cooperative
教養番組[kyouyoubangumi] educational channel
五人組[goningumi] five-family unit
娯楽番組[gorakubangumi] amusement program
骨組[honegumi] skeletal frame