Waller

Etymology 1
wall + -er

Noun

 * 1) One who builds walls.

Etymology 2
From wallow or wallower''.

Noun

 * 1) The place where animals make their bed.
 * 2)  Generally a derogatory place or thing.

Derived terms

 * hog waller, hogwaller

Verb

 * 1)  To wallow, as in to lay around lazily.