Main entry: clog, clog up, choke, choke off, congest, foul, back up
Definition: become or cause to become obstructed
Usage: The leaves clog our drains in the Fall; The water pipe is backed up
Antonyms: unclog
Definition: become or cause to become unobstructed
Main entry: foul
Definition: (of a baseball) not hit between the foul lines
Antonyms: fair
Definition: (of a baseball) hit between the foul lines
Main entry: disgustful, disgusting, distasteful, repellant, repellent, repelling, revolting, wicked, yucky, foul, loathly, loathsome, skanky
Definition: highly offensive; arousing aversion or disgust
Usage: a disgusting smell; distasteful language; a loathsome disease; the idea of eating meat is repellent to me; revolting food; a wicked stench
Antonyms: inoffensive
Definition: giving no offense
Antonyms: unoffending, inoffensive
Definition: not causing anger or annoyance
Antonyms: defensive
Definition: intended or appropriate for defending against or deterring aggression or attack
Main entry: foul, filthy, nasty
Definition: disgustingly dirty; filled or smeared with offensive matter
Usage: as filthy as a pigsty; a foul pond; a nasty pigsty of a room
Antonyms: clean, make clean
Definition: make clean by removing dirt, filth, or unwanted substances from
Antonyms: clean
Definition: free from dirt or impurities; or having clean habits
Antonyms: unobjectionable, clean
Definition: (of behavior or especially language) free from objectionable elements; fit for all observers
Antonyms: clean, uncontaminating
Definition: not spreading pollution or contamination; especially radioactive contamination
Antonyms: clean
Definition: ritually clean or pure
Main entry: cruddy, nasty, smutty, foul, filthy
Definition: characterized by obscenity
Usage: had a filthy mouth; foul language; smutty jokes
Antonyms: clean, make clean
Definition: make clean by removing dirt, filth, or unwanted substances from
Antonyms: clean
Definition: free from dirt or impurities; or having clean habits
Antonyms: unobjectionable, clean
Definition: (of behavior or especially language) free from objectionable elements; fit for all observers
Antonyms: clean, uncontaminating
Definition: not spreading pollution or contamination; especially radioactive contamination
Main entry: afoul, foul, fouled
Definition: especially of a ship's lines etc
Usage: with its sails afoul; a foul anchor
Antonyms: untangled
Definition: not tangled
Main entry: unsporting, unsportsmanlike, dirty, foul, cheating
Definition: violating accepted standards or rules
Usage: a dirty fighter; used foul means to gain power; a nasty unsporting serve; fined for unsportsmanlike behavior
Definition: free from favoritism or self-interest or bias or deception; conforming with established standards or rules
Antonyms: just
Definition: used especially of what is legally or ethically right or proper or fitting
Main entry: ill-scented, stinking, noisome, foetid, foul, foul-smelling, fetid, funky, smelly
Definition: offensively malodorous
Usage: a foul odor; the kitchen smelled really funky
Antonyms: fragrant
Definition: pleasant-smelling
Main entry: dirty, foul, marked-up
Definition: (of a manuscript) defaced with changes
Usage: foul (or dirty) copy
Antonyms: legible
Definition: (of handwriting, print, etc.) capable of being read or deciphered