Undervalue vs Vilify - What's the difference?

In transitive terms the difference between undervalue and vilify

is that undervalue is to have too little regard for while vilify is to belittle through speech; to put down.

To underestimate, or assign too low a value to.

To have too little regard for.

* Atterbury

In comparison of it I undervalued all ensigns of authority.

* Dryden

I write not this with the least intention to undervalue the other parts of poetry.

* (l)

(en-verb)

To say defamatory things about someone or something.

To belittle through speech; to put down.

* (say defamatory things about) assail, criticize, decry, denounce, libel, slander * berate * See also