napchać

Etymology
From.

Verb

 * 1)  to stuff, to fill
 * 2)  to stuff, to put a lot of (something) into something else
 * 3)  to crowd in, to pack out enter as a large group, filling some space
 * 4)  to stuff one's face, to gorge
 * 1)  to stuff one's face, to gorge