Middle English word cristenen comes from Old English -nian (Suffix applied to nouns and adjectives to form verbs.), Old English crīsten

Detailed word origin of cristenen

Dictionary entry	Language	Definition
-nian	Old English (ang)	Suffix applied to nouns and adjectives to form verbs.
crīsten	Old English (ang)
crīstnian	Old English (ang)
cristnien	Middle English (enm)

Words with the same origin as cristenen