Old English Pronunciation IPA(key): /ˈmɑːn.ful.le/, [ˈmɑːn.vuɫ.ɫe] Adjective mānfulle inflection of mānful: strong accusative feminine singular strong instrumental masculine/neuter singular strong nominative/accusative masculine/feminine plural weak nominative feminine/neuter singular weak accusative neuter singularWikiwand - on Seamless Wikipedia browsing. On steroids.