unendurable

adjective

un·​en·​dur·​able ˌən-in-ˈdu̇r-ə-bəl How to pronounce unendurable (audio)
-ˈdyu̇r-
-en-
Synonyms of unendurablenext
: too unpleasant, painful, or difficult to accept or endure : not endurable : unbearable
unendurable suffering
… periods of unendurable stress and desperation.Oliver Sacks
unendurably
ˌən-in-ˈdu̇r-ə-blē How to pronounce unendurable (audio)
-ˈdyu̇r-
-en-
adverb
an unendurably boring speech
unendurableness noun

Synonyms of unendurable

Examples of unendurable in a Sentence

people used to travel along this stretch of the highway by night so as to avoid the unendurable heat of the day
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Things grew worse that Tuesday night, and unendurable weather drove us into the plane at daybreak on Wednesday. Ben East, Outdoor Life, 14 May 2026 Apocalypse has always been an escapist fantasy in unendurable times. Literary Hub, 14 May 2025 Without which the last phase of my mum’s life would have been unendurable. Geoff Dyer, Harpers Magazine, 28 Mar. 2025 The best among us rarely know what to say, how to look, how to be there for a friend who is enduring something unendurable. Amanda Nguyen, TIME, 3 Mar. 2025 See All Example Sentences for unendurable

Word History

First Known Use

1801, in the meaning defined above

Time Traveler
The first known use of unendurable was in 1801

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Cite this Entry

“Unendurable.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unendurable. Accessed 20 May. 2026.

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