Synonyms of 'lose any or much sleep about or over something'
▷ See sleep
worryDictionary, brood, fret
I didn't lose any sleep over that investigation.
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If you agonize over something, you feel very anxious about it and spend a long time thinking about it.
He was agonizing over the moral issues involved.
If someone broods over something, they think about it a lot, seriously and often unhappily.
She constantly broods about her family.
Thesaurus for lose any or much sleep about or over something from the Collins English Thesaurus