Both the hyphenated spelling sugar-coat and the closed spelling sugarcoat are attested.
Translations
She sugar-coated the facts when she told the story.
Она приукрашивала факты, рассказывая эту историю.
The almonds were sugar-coated for the holiday dessert.
Миндаль засахарили для праздничного десерта.
смягчатьперен.; о сообщениях, формулировках и оценках Definitions
to cover or coat with sugar or a sugary substance The almonds were sugar-coated for the holiday dessert.
to present something in a way that makes it seem less unpleasant, serious, or offensive than it really is Don't sugar-coat the truth; tell me exactly what happened.
Synonyms
gloss over
dress up
cover up
tone down
sweeten the pill
Antonyms
state plainly
tell the truth
be frank