Where does “meng- -kan” come from?

meng- -kan (Indonesian) comes from Indonesian meng-, from Malay meng-, from Proto-Malayic *mAN-, from Proto-Malayo-Chamic *maN-, from Proto-Malayo-Sumbawan *maN-, from Proto-Malayo-Polynesian *maN- — inflectional prefix marking actor voice.

meng- -kan (Indonesian): used to form adjectives that denoting the presence of a quality in any degree (typically abundance of)