Where does “undefatigable” come from?
undefatigable (English) comes from English defatigable, from Latin defatigatus, from Latin dēfatīgō, from Latin dē-, from Latin dē, from Latin post, from Latin poste, from Proto-Italic posti — afterwards, post; by, at.
undefatigable (English): Obsolete form of indefatigable
Definitions
- Obsolete form of indefatigable
Ancestry of “undefatigable”, step by step
undefatigable traces back through two separate lines of ancestry.
via English defatigable
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | English | defatigable | Easily tired or wearied; capable of being... |
| 2 | Latin | defatigatus | exhausted; discouraged |
| 3 | Latin | dēfatīgō | to tire out or exhaust |
| 4 | Latin | dē- | of; from |
| 5 | Latin | dē | of; concerning; about |
| 6 | Latin | post | behind; after, since, besides, except; behind,... |
| 7 | Latin | poste | ablative singular of postis |
| 8 | Proto-Italic | posti | behind, after |
| 9 | Proto-Indo-European | pósti | after |
| 10 | Proto-Indo-European | pós | afterwards, post; by, at |
via English un
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | English | un | One |