to talk about sb / sth in a way that makes them or it seem much better or much worse than they really are; to exaggerate sth
to talk about sb / sth in a way that makes them or it seem much better or much worse than they really are; to exaggerate sth
Praise them when necessary, but don't lay it on too thick.
Definiciones del Oxford Advanced Learner's Dictionary, 9.ª edición