How do you say island in Chinese?
— 島, 岛 (dǎo), 島嶼, 岛屿 (dǎoyǔ); 島嶼; 島嶼

Generic synonyms for island in Chinese
earth泥土
land土地 (tǔdì)
Specialized synonyms for island in Chinese
man人 (rén), 人類, 人类 (rénlèi)