Where does “unfaithful” come from?
Unfaithful derives from English faithful, which comes from Latin fidelis meaning "trustworthy," ultimately tracing to Proto-Indo-European h₂ent- meaning "being" or "existing."
unfaithful (English): Not having religious faith; Not keeping good...
Definitions
- Not having religious faith; Not keeping good...
Ancestry of “unfaithful”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | English | un- | not; absent; lacking; not; negative; contrary to... |
| 2 | Middle English | un- | — |
| 3 | Old English | un- | negation or absence of: un-, non-; bad; forms... |
| 4 | Proto-West Germanic | un- | not, un- |
| 5 | Proto-Germanic | un- | not, un- |
| 6 | Proto-Indo-European | n̥- | not, un- |
| 7 | Proto-Indo-European | ne | not |
Words derived from “unfaithful”