| 1 | Latin | peritonaeum | peritoneum |
| 2 | Ancient Greek | περιτόναιον | membrane which contains the lower viscera;... |
| 3 | Ancient Greek | περιτόναιος | stretched or strained over, especially of the... |
| 4 | Ancient Greek | περίτονος | covered with something stretched over |
| 5 | Ancient Greek | περῐ- | around; very; round about |
| 6 | New Latin | helium | helium |
| 7 | Ancient Greek | Ἥλιος | sun |
| 8 | Ancient Greek | τύπος | A blow, pressing; The results of a blow: mark,... |
| 9 | Ancient Greek | τύπτω | to beat, strike, smite; to beat, strike oneself |
| 10 | Proto-Indo-European | (s)tewp- | to push, to stick |
| 11 | Proto-Indo-European | (s)tew- | to push, to hit |