氨基

amino / amino group

ammonia

(bound form) base; foundation / (bound form) radical (chemistry) / (bound form) gay (loanword from English into Cantonese, Jyutping: gei1, followed by orthographic borrowing from Cantonese)

amino acid

paracetamol / acetaminophen

p-aminopropiophenone

aminopyrine (loanword)

carbamate

aminobenzoic acid

glucosamine / abbr. for 氨基葡萄糖

glucosamine (C6H13NO5)

methyalamino group

ethylamino group