What is "filthier"

Filthy \Filth"y\, a. [Compar. Filthier; superl. Filthiest.] Defiled with filth, whether material or moral; nasty; dirty; polluted; foul; impure; obscene. ``In the filthy-mantled pool.''
--Shak.

He which is filthy let him be filthy still.
--Rev. xxii. 11.

Syn: Nasty; foul; dirty; squalid; unclean; sluttish; gross; vulgar; licentious. See Nasty.

a. (en-comparative of: filthy)

1. adj. disgustingly dirty; filled or smeared with offensive matter; "as filthy as a pigsty"; "a foul pond"; "a nasty pigsty of a room" [syn: foul, nasty]

2. vile; despicable; "a dirty (or lousy) trick"; "a filthy traitor" [syn: dirty, lousy]

3. thoroughly unpleasant; "filthy (or foul or nasty or vile) weather we're having" [syn: foul, nasty, vile]

4. characterized by obscenity; "had a filthy mouth"; "foul language"; "smutty jokes" [syn: foul, nasty, smutty]

5. [also: filthiest, filthier]

See filthy