adjective
faithless
adjective
1
Disloyal; breaking a promise, vow, or trust.
"The faithless servant sold secrets to a rival family."
"She felt betrayed by his faithless behavior."
2
Lacking religious belief or conviction.
"He described himself as faithless, having left the church years earlier."
How to Use Faithless
Learner’s notesIn plain EnglishNot loyal or trustworthy, or without religious belief.
Easily confused with
Word Forms
more faithless comparative, most faithless superlative
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The _____ servant sold secrets to a rival family.
Etymology
From faith plus the suffix -less ("without").