←
Old English þēoh (inherited)
←
Old English þīoh (mention)
←
Middle English thigh (inherited)
←
Middle English thegh (mention)
←
Middle English thiȝ (mention)
←
Middle English theȝhe (mention)
←
Middle English þigh (mention)
←
Middle English þyȝh (mention)
←
West Frisian tsjea (cognate)
←
Proto-Germanic *þeuhą (inherited)
←
Middle High German diech (cognate)
←
Proto-Indo-European *tewk- (inherited)
←
Icelandic þjó (cognate)
→
Scottish Gaelic tòin (cognate)
→
Albanian tirk (cognate)
→
Southeastern Tepehuan kai (link)