Meaning : Cover up a misdemeanor, fault, or error.
Example :
Let's not whitewash the crimes of Stalin.
She tried to gloss over her mistakes.
Synonyms : gloss over, sleek over, whitewash
Hush up ka meaning, vilom shabd, paryayvachi aur samanarthi shabd in Marathi. Hush up ka matlab kya hota hai?