To cause to sink even with or below the surface.
To create such a conical recess.
a cylindrical recess, typically machined around a hole to admit a screw so that it sits flush with a surface.
To cause a liquid to spoil and form clumps so that it no longer flows smoothly
To form curds so that it no longer flows smoothly; to cause to form such curds. (usually said of milk)
To clot or coagulate; to cause to congeal, such as through cold. (metaphorically of blood)