←
Old English acan (inherited)
←
Old English æċe (mention)
←
English break (mention)
←
English break (mention)
←
Middle English aken (inherited)
←
Middle English ache (mention)
←
Middle English ache (inherited)
←
Old French ache (derived)
←
North Frisian akelig (cognate)
←
North Frisian æklig (mention)
←
West Frisian aaklik (cognate)
←
Proto-Germanic *akaną (inherited)
←
Proto-Germanic *akiz (derived)
←
Proto-Indo-European *h₂eg- (derived)
←
Low German aken (cognate)
←
Low German äken (mention)
→
Ancient Greek ἄγος (cognate)
→
Sanskrit आगस् (cognate)