←
Old English þrēo (cognate)
←
English three (cognate)
←
Ancient Greek τρεῖς (cognate)
←
Proto-Indo-European *tréyes (inherited)
←
Proto-Italic *trēs (inherited)
←
Sanskrit त्रि (cognate)
→
Corsican trè (inherited)
→
Galician trevo (mention)
→
Mirandese trés (inherited)
→
Neapolitan tre (inherited)
→
Portuguese trevo (mention)
→
Romagnol tri (inherited)