Not casual.

(neuroanatomy) The nucleus of the thalamus which receives input from the optic tract.

An attitude that sees sociocultural changes (in general or in the present situation) as predominantly tending towards a less moral, less constructive, or generally worse state of affairs; particula...

A draggle-tail; a prostitute or promiscuous woman. / An untidy person; a general term of contempt. / A mess; something bedraggled or cheaply made.