←
Old English un- (cognate)
←
Proto-Germanic *un- (inherited)
←
Old High German un- (cognate)
←
Ancient Greek ἀ- (cognate)
←
Ancient Greek ἀν- (mention)
←
Proto-Indo-European *n̥- (inherited)
←
Proto-Indo-European *ne (mention)
←
Old Norse ó- (inherited)
←
Old Saxon un- (cognate)
←
Old Irish in- (cognate)