| 1 | French | tâtonnement | groping; trial and error |
| 2 | French | tâtonner | to feel one's way, grope around |
| 3 | French | tâter | to feel; to get a feel for |
| 4 | Old French | taster | to taste; to touch; to hit; to strike |
| 5 | Vulgar Latin | tastare | to touch, feel; present active infinitive of... |
| 6 | Latin | taxāre | — |
| 7 | Latin | Taxus | yew |
| 8 | Ancient Greek | εἶδος | That which is seen: form, image, shape;... |
| 9 | Spanish | -scopio | -scope |
| 10 | Latin | -scopium | — |
| 11 | Ancient Greek | σκοπέω | I look, look at, behold; I examine, inspect; 413... |
| 12 | Ancient Greek | σκοπός | watcher, lookout; protector, guardian; spy, scout |
| 13 | Ancient Greek | σκέπτομαι | I look at, examine; I examine, consider, think |
| 14 | Proto-Hellenic | sképťomai | to look at |