Hiligaynon
A prefix used like pag-, but with the difference that pagka-is more used with intransitive verbs, e.g. sang pagkadúlà sang íya pányo--. When her handkerchief was lost--. But: sang pagdúlà níya sang íya pányo--. When she lost her handkerchief--. pagka-is also frequently employed in the formation of abstract nouns, e.g. pagkalisúd, pagkasádya, pagkagayón, pagkataohánon, etc.-distress, cheerfulnes, beauty, human nature, etc.