Synonyms to expeller

ouster, booting out, bouncer, chucker, chucker-out, defenestration, detrusion, discharge, dislodgment, dispossession, ejection, ejectment, ejector, eviction, evictor, expulsion, extrusion, jettison, kicking downstairs, obtrusion, ousting, rejection, removal, the boot, the bounce, throwing out