disfavor

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun Unfavorable opinion or regard; disapproval.
• noun The condition of being regarded with disapproval.
• transitive verb To view or treat with dislike or disapproval.
• transitive verb To slow down or otherwise reduce the success of (a chemical process or pathway).

from The Century Dictionary.

• noun Unfavorable regard; slight displeasure; discountenance; disesteem; disparagement: as, the conduct of the minister incurred the disfavor of his sovereign; to speak in one's disfavor.
• noun Want of favor; the state of being regarded unfavorably: as, to be in disfavor at court.
• noun An act of disregard, dislike, or unkindness.
• noun Synonyms Disfavor, Disgrace, etc. See odium.
• To withdraw or withhold favor, friendship, or support from; check or oppose by disapprobation; discountenance.
• To mar; blemish; disfigure.

from the GNU version of the Collaborative International Dictionary of English.

• noun Want of favor of favorable regard; disesteem; disregard.
• noun The state of not being in favor; a being under the displeasure of some one; state of unacceptableness.
• noun An unkindness; a disobliging act.
• transitive verb To withhold or withdraw favor from; to regard with disesteem; to show disapprobation of; to discountenance.
• transitive verb rare To injure the form or looks of.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun Alternative spelling of disfavour.
• verb Alternative spelling of disfavour.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun an inclination to withhold approval from some person or group
• noun the state of being out of favor
• verb put at a disadvantage; hinder, harm