←
Old English eċe (inherited)
←
Old English ace (mention)
←
Old English æċe (mention)
←
Middle English aken (mention)
←
Middle English ake (alter)
←
Middle English eche (alter)
←
Middle English aken (link)
←
Old French ache (borrowed)
←
Proto-Germanic *akiz (inherited)
→
English ache (inherited)
→
English ach (inherited)
→
English aitch (inherited)
→
Middle English aken (affix)
→
Middle English aches (affix)
→
Middle English aches (affix)
→
Scots aitch (inherited)