Where does “credible” come from?
credible (Old French) comes from Latin crēdibilis, from Latin crēdō, from Proto-Italic krezdō, from Proto-Indo-European ḱréddʰh₁eti, from Proto-Indo-European -dʰh₁eti, from Proto-Indo-European dʰeh₁- — to do, put, place.
Ancestry of “credible”, step by step
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | Latin | crēdibilis | credible, worthy of belief, believable |
| 2 | Latin | crēdō | to believe, to trust in, to give credence to |
| 3 | Proto-Italic | krezdō | to believe |
| 4 | Proto-Indo-European | ḱréddʰh₁eti | to believe, trust |
| 5 | Proto-Indo-European | -dʰh₁eti | Forms resultative verbs |
| 6 | Proto-Indo-European | dʰeh₁- | to do, put, place |