←
Old English þorn (inherited)
←
Old English þyrn (mention)
←
Old Church Slavonic трънъ (cognate)
←
Middle English thorn (inherited)
←
Middle English þorn (mention)
←
West Frisian toarn (cognate)
←
Proto-Germanic *þurnuz (inherited)
←
Proto-Indo-European *tr̥nós (inherited)
←
Proto-Indo-European *(s)ter- (mention)
←
Norwegian Bokmål torn (mention)
←
Low German Doorn (cognate)
←
Swedish törne (mention)
→
Cimbrian dòrn (cognate)
→
Alemannic German Torn (cognate)
→
Luxembourgish Dar (cognate)
→
Norwegian Bokmål torn (cognate)
→
Norwegian Nynorsk torn (cognate)
→
Old Saxon thorn (cognate)
→
Serbo-Croatian trn (cognate)
→
Serbo-Croatian трн (mention)
→
Saterland Frisian Touden (cognate)
→
Swedish törne (cognate)