| 1 | English | temblor | An earthquake |
| 2 | Spanish | temblor | tremor; tremble, trembling, shaking, quivering;... |
| 3 | Spanish | temblar | to tremble, to quiver, to quake, to shudder, to... |
| 4 | Old Spanish | temblar | — |
| 5 | Vulgar Latin | tremulare | present active infinitive of tremulō |
| 6 | Latin | tremulus | shaking, quaking, quivering, trembling, tremulous |
| 7 | Latin | tremō | — |
| 8 | Proto-Italic | tremō | — |
| 9 | Proto-Indo-European | trem- | to tremble |
| 10 | Proto-Indo-European | ter- | tender, weak; young creature |
| 11 | Italian | termine | end, close; limit, term, date, time; term, word |
| 12 | Latin | terminus | a boundary, limit, end |
| 13 | Proto-Italic | termenos | — |
| 14 | Proto-Indo-European | térmn̥ | boundary, end |