Latin pēnsum

→ Welsh pwys (borrowed)

→ Danish pensum (borrowed)

→ Spanish peso (inherited)

→ French pensum (borrowed)

→ French poids (inherited)

→ Old French pois (inherited)

→ Friulian pês (inherited)

→ Irish spéis (derived)

→ Galician peso (inherited)

→ Italian peso (inherited)

→ Ladin peis (inherited)

→ Norwegian Bokmål pensum (derived)

→ Norwegian Nynorsk pensum (borrowed)

→ Old Spanish peso (inherited)

→ Portuguese peso (inherited)

→ Romansch pais (inherited)

→ Romansch pesa (inherited)

→ Romansch paisa (inherited)

→ Romansch peisa (inherited)

→ Romanian păs (inherited)

→ Albanian mëshoj (borrowed)