throw stones at

belittle condemn denounce minimize

abuse asperse calumniate censure defame depreciate derogate detract devalue diminish discount discredit disgrace disparage downgrade hit knock lower malign pan rap reprehend reprobate slam traduce underestimate underrate undervalue vilify

bad-mouth cry down do a number on dump on mark down opprobriate poor-mouth put down rail against run down take swipe at write off

approve praise

commend compliment esteem exaggerate exalt flatter honor increase laud overestimate overrate overvalue raise respect sanction

applaud