GO OFF THE DEEP END Synonyms: 12 Similar Words

go off the deep end

phrase

Definition of go off the deep end

as in crack

to yield to mental or emotional stress After months of pressure at work, he went off the deep end.

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Recent Examples of Synonyms for go off the deep end

Phrase

The case began to fall apart in April, after a federal judge ruled a customs officer improperly canceled Petrova’s visa over the incident.

— Michael Casey, Los Angeles Times, 4 Nov. 2026
The Chiefs were headed toward an impressive victory at Denver, then things fell apart.

— Blair Kerkhoff, Kansas City Star, 3 Nov. 2026

Definition of fall apart

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go off

go off the deep end

goofiness

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“Go off the deep end.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/go%20off%20the%20deep%20end. Accessed 10 Nov. 2026.

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Synonyms of go off the deep end

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