Old Portuguese sennor

← Proto-Indo-European *sénos (derived)

← Latin seniōrem (inherited)

← Latin senior (mention)

← Latin senex (mention)

→ Galician señor (inherited)

→ Indonesian sinyo (derived)

→ Indonesian senyur (derived)

→ Portuguese seu (derived)

→ Portuguese senhor (inherited)

→ Portuguese senhora (mention)