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Added 9 October 2026

faithful

/ˈfeɪθ.fl̩/ noun

In Latin: firmus, fidēlis, fidus Wiktionary

noun Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about faithful at Wordnik → Where our words come from →

Any loyal and steadfast following.
A group of people who adhere to a common faith and habitually attend a given church.

adjective

Steadfast in affection or allegiance.
years of faithful service
Marked by fidelity to an original.
a close translation
Not having sexual relations with anyone except your husband or wife, or your boyfriend or girlfriend.
he remained faithful to his wife

Origin

From Middle English feithful, equivalent to faith + -ful.

From Wiktionary, via Kaikki.org (CC BY-SA)

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