1 to crouch

2 to squat

3 to stay (somewhere)

1 to squat down

2 to crouch

1 Turkish toilet

2 squat toilet

3 to vacate one's bowels

1 (of a cadre etc) to work for a period of time with a grassroots unit to gain firsthand experience

2 (dialect) taking a crap

1 recluse

2 hikikomori person