For someone (agent; s agent maN-) to press someone, something (theme i-) down with or without an instrument (inst paN-), as in preventing him, her, it from escaping; in order to raise the other end of something on a fulcrum.
pana'mog; mana'mog
Ida'mogmuy ūluna ta adi bumāngon.
Press his head down so he can't get up.