←
Old English þurst (inherited)
←
Middle Dutch dorst (cognate)
←
Middle Dutch dorste (mention)
←
Middle English thirst (inherited)
←
Middle English thurst (mention)
←
Middle High German durst (cognate)
←
Proto-West Germanic *þurstu (inherited)
←
Old High German thurst (cognate)
←
Proto-Indo-European *ters- (root)
←
Proto-Indo-European *ters- (derived)
←
Norwegian tørst (cognate)
←
Swedish törst (cognate)
→
Low German Döst (cognate)
→
Old Welsh tir (cognate)
→
Old Irish tír (cognate)