| 羧 |
suō jī | carboxyl group -COOH |
| 羧 |
suō | carboxyl radical (chemistry) |
| 基 |
jī | (bound form) base; foundation / (bound form) radical (chemistry) / (bound form) gay (loanword from English into Cantonese, Jyutping: gei1, followed by orthographic borrowing from Cantonese) |