| 1 | Latin | stomachor | I am irritated, peevish, vexed, angry; I fume,... |
| 2 | Latin | stomachus | gullet, alimentary canal; stomach; taste or... |
| 3 | Ancient Greek | στόμαχος | throat, gullet; stomach; bladder |
| 4 | Ancient Greek | στόμα | mouth; face; The source of a river or stream |
| 5 | Proto-Indo-European | stomn̥ | — |