say it: di-SFAY-vur
disfavor is a noun and verb meaning "the state of being out of favor". It carries 3 recorded senses.
the state of being out of favor
“he is in disfavor with the king”
an inclination to withhold approval from some person or group
put at a disadvantage; hinder, harm
“This rule clearly disadvantages me”
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for disfavor come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.