Rebutler

Rebut.
Butler.
Rebutler.

When he claims that he didn't do it.

Don't believe it, unless the butler in question is Alfred. *

Pennyworth.
Worthwhile.
Pennyworthwhile.


* Why anyone would ever want a butler, what with the abnormally high incidence rate of killers among them?

Evil.
Valet.
Evilet.

(See also Murderby.)