←
Proto-Germanic *gailaz (inherited)
←
Middle High German geil (inherited)
←
Proto-West Germanic *gail (inherited)
←
Old High German geil (inherited)
→
Old English gal (cognate)
→
Scottish Gaelic gaol (cognate)
→
Westrobothnian gjäl (cognate)
→
Middle Irish gáel (cognate)
→
Old Saxon gel (cognate)