This is a prefix.
napaka-
so very
buti
good
napakabuti
so very good
sarap
delicious
napakasarap
so very delicious
tamad
lazy
napakatamad
so very lazy
Recently, napaka- is being shortened to ka– in conversation and texts.
Nakakagutom.
Makes one hungry.
Kagutom.
Is making one hungry.