←
Proto-Indo-European *óynos (inherited)
←
Old Latin oinos (inherited)
←
Proto-Italic *oinos (inherited)
←
Portuguese uno (doublet)
←
Old Portuguese ũu (inherited)
→
Indo-Portuguese um (derived)
→
Kabuverdianu un (derived)
→
Papiamentu un (derived)
→
Papiamentu unu (derived)
→
Guinea-Bissau Creole un (derived)
→
Portuguese cum (mention)
→
Portuguese uno (doublet)
→
Portuguese por (mention)
→
Portuguese para (mention)
→
Portuguese dum (mention)
→
Portuguese duns (mention)