←
Old English þūsend (inherited)
←
West Frisian tûzen (cognate)
←
Proto-West Germanic *þūsundi (inherited)
←
Proto-Indo-European *tewh₂- (root)
←
Norwegian tusen (cognate)
←
Saterland Frisian duusend (cognate)
←
Swedish tusen (cognate)
→
Norwegian Nynorsk tusen (cognate)
→
Pennsylvania German dausend (cognate)
→
Tok Pisin tausen (inherited)