unfaithfulness

Word parts

un- + faithful + -ness
unfaithful + faithfulness

Pronunciation

• IPA ^(key): /ˈʌnfeɪθ.fəlnɪs/

• Audio (UK)

  (file)

Noun

Singular unfaithfulness

Plural none

1. The unfaithfulness of someone is how unfaithful they are.