extrusion (n.)
- boldness
- defenestration
- discharge
- effusion
- ejaculation
- ejection
- elimination
- emanation
- embossment
- emergence
- emersion
- eminence
- emission
- excrescence
- excretion
- expulsion
- extravasation
- exudation
- flow
- flux
- gibbosity
- gibbousness
- issuance
- issue
- ouster
- ousting
- projection
- prominence
- protrusion
- protuberance
- rejection
- relief
- removal
- salience
- salient
- secretion
- surfacing
- transudation
- tuberosity
- vent