unfaithfulness
|un/faith/ful/ness|
B2
/ʌnˈfeɪθfʊlnəs/
(unfaithful)
not loyal
Etymology
Etymology Information
'unfaithfulness' originates from Middle English, specifically the word 'unfeithfulnesse', where 'un-' meant 'not' and 'faithful' meant 'loyal or true'.
Historical Evolution
'unfeithfulnesse' transformed into the modern English word 'unfaithfulness'.
Meaning Changes
Initially, it meant 'lack of faith or loyalty', and this meaning has largely remained the same in modern usage.
Meanings by Part of Speech
Noun 1
the quality of being unfaithful; disloyalty or infidelity.
His unfaithfulness led to the end of their marriage.
Synonyms
Antonyms
Idioms
Last updated: 2025/02/15 09:15