Tagalog siya

← Spanish silla (borrowed)

← Indonesian ia (cognate)

← Proto-Austronesian *(si-)ia (inherited)

← Maori ia (cognate)

← Proto-Malayo-Polynesian *(si-)ia (inherited)

← Tagalog silya (doublet)

→ Indonesian ia (cognate)

→ Malagasy izy (cognate)

→ Maori ia (cognate)

→ Tagalog silya (doublet)

→ Tagalog magkasiya (prefix)

→ Tagalog pasiya (prefix)