Where does “kasal” come from?

kasal (Bikol Central) comes from Spanish casar, from Spanish -ar, from Old Spanish -ar, from Latin -ō, from Proto-Indo-European -ō — Derives nouns from roots.

Ancestry of “kasal”, step by step

StepLanguageWordMeaning
1Spanishcasarto marry, wed someone to; to marry off; to match...
2Spanish-arIn adjectives, indicating membership or status;...
3Old Spanish-arindicates membership or status
4Latin-ōsuffixed to nouns or adjectives. Originally a-stem nouns. Later extended to nouns with other stems. Forms regular first-conjugation verbs
5Proto-Indo-European-ōDerives nouns from roots
Every word from Proto-Indo-European -ō →Every word from Latin -ō →Every word from Spanish -ar →