←
Old English otor (cognate)
←
English otter (cognate)
←
Ancient Greek ὕδρος (cognate)
←
Proto-Indo-Iranian *udrás (inherited)
←
Proto-Indo-European *udrós (inherited)
←
Proto-Indo-European (inherited)
←
Proto-Indo-European *wed- (mention)
←
Sanskrit उदन् (mention)
→
English otter (cognate)
→
Assamese উদ (inherited)
→
Ancient Greek ὕδρος (cognate)
→
Ancient Greek ὕδρα (cognate)
→
Hindi उद्र (learned borrowing)
→
Sauraseni Prakrit 𑀉𑀤𑁆𑀤 (inherited)
→
Saraiki ادڑ (inherited)