Proto-Uto-Aztecan *pa

→ Kitanemuk bate (inherited)

→ Cahuilla pal (inherited)

→ Comanche paa (inherited)

→ Cupeño pal (inherited)

→ Hopi paahu (inherited)

→ Mono (California) pa (inherited)

→ Classical Nahuatl atl (inherited)

→ Classical Nahuatl pahuaci (inherited)

→ Eastern Huasteca Nahuatl atl (derived)

→ Mecayapan Nahuatl a̱ʼ (derived)

→ Northern Paiute paa (inherited)

→ Panamint paa (inherited)

→ Pipil at (derived)

→ Serrano bate (inherited)

→ Shoshone paa (inherited)

→ Southeastern Tepehuan batoop (derived)

→ Tübatulabal pa·l (inherited)

→ Ute paa (inherited)

→ Kawaiisu poˀo (inherited)

→ Gabrielino-Fernandeño par (inherited)

→ Pochutec at (derived)