protrude

Short definition from Wiktionary

Verb

1. 1
   To extend from, above or beyond a surface or boundary; to bulge outward; to stick out.
2. 2
   To cause to extend from a surface or boundary; to cause to stick out.
3. 3
   To cause to extend from a surface or boundary; to cause to stick out: To thrust out, as through a narrow orifice or from confinement; to cause to come forth.
4. 4
   To thrust forward; to drive or force along.