To flatter
commend, praise, endorse, sanction, acclaim, pay a compliment to, sing the praises of, speak highly of, exalt, make much of, ingratiate oneself with, soothe, charm, applaud, worship, eulogize, glorify, panegyrize, extol, magnify, cajole, fawn upon, toady to, truckle to, laud, adulate, hail, honor, pay tribute to, butter up*, puff up*, hand it to*, pat on the back*, give a bouquet*, stroke*, lay it on thick*; see also praise 1.
Antonyms denounce*, disapprove of, censure.