a. Composed of clots or clods; having the quality or form of a clot; sticky; slimy; foul. “The clotted glebe.” J. Philips. [ 1913 Webster ]

When lust . . .
Lets in defilement to the inward parts,
The soul grows clotted by contagion. Milton. [ 1913 Webster ]

v. i. [ From Clot. ] To concrete into lumps; to clot. [ Obs. ] “Clottered blood.” Chapman. [ 1913 Webster ]