←
Proto-West Germanic *þunnī (inherited)
←
Old High German dunni (cognate)
←
Old Norse þunnr (cognate)
→
English thin (inherited)
→
Middle English thenne (inherited)
→
Middle English thinne (inherited)
→
Old High German dunni (cognate)
→
Ancient Greek ταναός (cognate)
→
Old Norse þunnr (cognate)