Synonyms for unfaithful
- adjective
Most common
All synonyms
Adjective
1. Disloyal — not keeping good faith; disloyal; not faithful
disloyal, faithless, perfidious, traitorous, treacherous, untrue, false, derelict, apostate, inconstant, fickle, unreliable, false-hearted, treasonous, treasonable, renegade, recreant formal, unsteadfast, unloyal, unleal, nonfaithful, infidelitous
Other
Definitions
- adj. 1
Not keeping good faith; disloyal; not faithful.
Related words
- Word family
- unfaithfully unfaithfulness
Example sentences
- disloyal My suffering comes from realizing you were disloyal.
- perfidious I discovered Troy's perfidious plans.
- adulterous Yanni and Skura aren't having an adulterous affair.
Popularity over time
| Word | 1850 → 2019 | Trend |
|---|---|---|
| unfaithful | rising | |
| disloyal | steady | |
| faithless | rising | |
| traitorous | rising | |
| perfidious | steady | |
| adulterous | rising |
Use in printed books, per decade from 1850 to 2019.
By length
- 5 letters
- false1
- 6 letters
- untrue2, fickle2, unleal
- 7 letters
- unloyal
- 8 letters
- renegade3, derelict3, disloyal3, apostate3, recreant
- 9 letters
- faithless
- 10 letters
- unreliable5, traitorous3, treasonous3, adulterous4, perfidious, inconstant
- 11 letters
- treacherous3, treasonable, unsteadfast, nonfaithful
- 12 letters
- infidelitous
The small number after each word is its number of syllables (untrue2 = 2 syllables).