| Galice: Figueiras | chumbar | to dive (birds) |
| Galice | tombo | fall |
| Aroman. | tumbâ | somersault |
| Ital.: Nap. | tsumbá | to swing |
| Span. | sumir | to dive |
| Franç. | tomber | to fall |
| Franç. | sombrer | to sink |
| Germ. | tümpel | Gannet, 108 |
| Ital.: Bient. | tambáu | Gannet, 108 from its spectacular dives |
| Ital. | tómbolo | somersault |
| Ital. | tombola | a game consisting in hitting and causing objects to tumble |
| Engl. | tumble | to topple over |
| Ital.reg. | tumb, tumballore, tummaloru | grebes, 66-70 |
| Ital.: Sard. | tobbe-tobbe | bat, 16.2 from its manner of diving upon its prey |
| Ital.sud | tímbili-tómbili | id. |
| Ital.sud | cazzicatummuli | grebes, 66-70 |
| Ital.nord | tomiröl | grebes, 66-70, diving ducks, 48-52 |
| Gael.S. | tumaire | various diving birds, Pok. 1056 |
| Ital.: Pav. | tuma | fall |
| Franç.(a.litt.) | tumer | to topple over |