depreciate

Synonyms: abate cheapen decay decrease decry deflate depress deteriorate devalorize diminish downgrade drop dwindle erode fall lessen lower mark down reduce soften underrate undervalue worsen write down write off

Antonyms: gain value increase overrate raise rate

Synonyms: abuse asperse attack calumniate censure clamor against condemn contemn decry defame denigrate denounce deprecate deride derogate detract discount discountenance discredit disgrace disparage dispraise fault find fault with humble knock look down on lower malign minimize put down rap revile roast run down scoff at scorn slam slander slight slur smear sneer at spurn take down a peg traduce underestimate underrate undervalue vilify

Antonyms: approve commend compliment exalt laud praise recommend