←
Old English can (alter)
←
Proto-Germanic *kannō (inherited)
←
Proto-West Germanic *kann (inherited)
←
Proto-West Germanic *kunnan (derived)
←
Proto-Indo-European *ǵen- (derived)
←
Proto-Indo-European *ǵnō- (mention)
←
Old Frisian kanna (cognate)
←
Old Frisian kena (mention)
→
English can (inherited)
→
English canny (cognate)