song; can refer to any melody or piece of music that is sung, or a style of poem that can be set to music

(bound form) to sing; to vocalize a melody as in 歌唱 gē​chàng or 唱歌 chàng​gē

(bound form) to praise or celebrate in speech or writing, such as in 歌颂 gē​sòng or 歌功颂德 gē​gōng​sòng​dé

a Chinese surname