What's the difference between roughcast and roughcaster?

Roughcast

Definition:

• (v. t.) To form in its first rudiments, without revision, correction, or polish.
• (v. t.) To mold without nicety or elegance; to form with asperities and inequalities.
• (v. t.) To plaster with a mixture of lime and shells or pebbles; as, to roughcast a building.
• (n.) A rude model; the rudimentary, unfinished form of a thing.
• (n.) A kind of plastering made of lime, with a mixture of shells or pebbles, used for covering buildings.

Example Sentences:

• (1) It was the other side of the concrete barrier that mattered, the side that people had risked their lives to climb over So it was the other side of the roughcast concrete barrier that mattered, the side that people did not spray with aerosol cans but had risked their lives to climb over.

Roughcaster

Definition:

• (n.) One who roughcasts.

Example Sentences:

• (1) It was the other side of the concrete barrier that mattered, the side that people had risked their lives to climb over So it was the other side of the roughcast concrete barrier that mattered, the side that people did not spray with aerosol cans but had risked their lives to climb over.