Collocations for expel - verb

forcibly
They were forcibly expelled from their farm by the occupying authorities.

immediately
permanently
Any student may be permanently expelled for coming to school with a weapon.

for
from
Expel all the air from your chest.

be expelled from school (esp. BrE), get expelled from school (esp. AmE)
He was/got expelled from school for taking drugs.

Expel is used with these nouns as the object:
ambassador, faeces, pupil, refugee