English Cologne

← French Cologne (borrowed)

← Proto-Indo-European *kʷel- (derived)

← Latin Colōnia Agrippīna (derived)

← Latin colōnia (mention)

← Latin colōnus (mention)

← Latin colō (mention)

← Latin (mention)

→ English Colognian (suffix)

→ English Cologner (suffix)

→ English Cullen stone (mention)

→ Thai โคโลญ (borrowed)