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Definitions

lose sleep over

VERB
fret
Synonyms
STRONGEST
agonize bother brood carp chafe fume fuss grieve
STRONG
affront anguish bleed chagrin mope pother stew torment
WEAK
carry a heavy load distress oneself eat one's heart out get into a dither sweat it out take on upset oneself
Antonyms
STRONGEST
be happy ignore not worry please
STRONG
delight make happy
WEAK
appease calm comfort pacify placate soothe
VERB
sweat
Synonyms
STRONGEST
toil
STRONG
abide brook chafe endure exert fret stand stomach suffer tolerate torture
WEAK
agonize be on pins and needles be on tenterhooks stay the course stick it out work hard
Antonyms
STRONG
comfort please relieve
WEAK
be calm ignore

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

He does not lose sleep over tactical identity or whether his team presses high or sits deep.

From BBC • Apr. 28, 2026

If there’s something to lose sleep over, maybe this is it.

From Slate • Nov. 24, 2025

What they do lose sleep over, however, is whether those massive commitments, some of which are now being funded by debt as opposed to cash flow, will generate an actual profit.

From Barron's • Nov. 20, 2025

In other words, if teams sleep on him now, they may lose sleep over him later.

From Seattle Times • Mar. 6, 2024

He didn't have to lose sleep over getting deported.

From "Americanized" by Sara Saedi

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