Find Synonyms
faithlessly Synonyms
Another word for faithlessly
Choosing another word for faithlessly that fits your sentence is easier when synonyms and similar words are paired with an exact adverb definition and ranked by match strength.
• adverb (Context 1)
In a disloyal, untrustworthy, or treacherous manner; without allegiance or fidelity to a duty, promise, or person.
Usage Example
"The former advisor acted disloyally by leaking confidential strategy documents to a rival firm."
Strongest
disloyally
unfaithfully
treacherously
Strong
perfidiously
traitorously
deceitfully
falsely
duplicitously
Opposites of faithlessly
The opposite of faithlessly shifts depending on context. Common opposites include:
faithfully
loyally
steadfastly
devotedly
dependably
reliably
staunchly
• Nearby Words
Cite this Entry
Wordmom. (2026). Synonyms for Faithlessly. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/synonyms/faithlessly