Definition of belieffulness in English:

belieffulness

noun

  • The quality of having faith in a person or thing; especially religiousness.

Origin

Mid 16th century; earliest use found in John Palsgrave (d. 1554), teacher and scholar of languages. From beliefful + -ness.

Pronunciation

belieffulness

/bɪˈliːff(ʊ)lnəs/