FLATTER, praise to the skies, puff; wheedle, cajole, glaver [obs. or dial.], coax; fawn, - upon; humor, gloze [now rare], soothe, pet, coquet, slaver, butter [colloq.], jolly [slang or colloq.]; bespatter, beslubber, beplaster, beslaver; lay it on thick, overpraise; cog [obs.], collogue [obs. in this sense]; truckle to, pander or pandar to, pay court to; court; creep into the good graces of, curry favor with, hang on the sleeve of; fool to the top of ones bent; lick the dust.
lay the flattering unction to ones soul, gild the pill, make things pleasant.
overestimate [See Overestimation]; exaggerate [See Exaggeration].