Synonyms of overdone in English:

excessive, too much, undue, immoderate, inordinate, disproportionate, inflated, beyond the pale, overstated, overworked, overripe, laboured, exaggerated, over-elaborate, overemphasized, extravagant, over-enthusiastic, effusive, over-effusive, gushing, fulsome, highly coloured, sensationalistic, forced, affected

theatrical, melodramatic, stagy, actorly

informal a bit much, over the top, OTT, hyped up, laid on with a trowel, camp

overcooked, overbaked, dried out, burnt, burnt to a cinder, burnt to a crisp

informal burnt to a frazzle