Overgrown weeds (mang-) crowd out or fallen branches clutter an area (-an).
Mangaspet tamek so sabong.
The weeds crowd out the flowers.
Inaspetan no sangsanga iyaw inmoha kwaya paray.
The (fallen) branches clutter the rice I planted.
An area (ma-) is overgrown with weeds or cluttered with fallen branches.
saypet
Chakey ko komayat do tokon, ki maspet.
I want to climb up the mountain, but it's overgrown.