Could be:
crag
outcropping
tor
promontory
escarpment
adjutment
a rock sticking up (or projecting) out of the ground is called an outcrop.
A cog is a wheel with projecting teeth. These can turn either another cog or a chain.
kcor
A rock
A rock
Lava
rock
A rock
the incus
synonym is extrude antonym is take in
I asked for a projection of this year's financial gains.
rock