faithless
faith·less
adjective
1.
deliberately and abominably disloyal or likely to betray trust or confidence
- “the faithless Benedict Arnold”
- “a lying traitorous insurrectionist”
Origin
From Middle English feithles, equivalent to faith + -less.
Phrases
- faithless elector
Related words
Word family
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.