Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Tagalog apat
Proto-Austronesian *Səpat (inherited)
Proto-Philippine *əpat (inherited)
Proto-Malayo-Polynesian *əpat (inherited)

Tagalog apatnapu (mention)
Tagalog apatnaraan (mention)
Tagalog sangkapat (affix)