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unsupportably Synonyms

Another word for unsupportably

Choosing another word for unsupportably depends on context, so the 10 synonyms and similar words below are separated across 2 exact definitions and ranked by match strength.
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• adverb (Context 1)

To a degree that cannot be endured or tolerated; intolerably or unbearably.

Usage Example

"The humidity in the unventilated warehouse became unbearably oppressive by midday."

Strongest
unbearably
intolerably
insupportably
insufferably
unendurably

• adverb (Context 2)

In a manner that cannot be justified, defended, or substantiated with evidence.

Usage Example

"The prosecution's theory was untenably broad, lacking any credible forensic backing."

Strongest
untenably
indefensibly
unjustifiably
Strong
groundlessly
baselessly

Opposites of unsupportably

The opposite of unsupportably shifts depending on context. Common opposites include:

tolerably
defensibly
justifiably
bearably
tenably
endurably
validly
acceptably
See all opposites of unsupportably

• Nearby Words

unsunny
unsupervised
unsupportable
unsupportably
unsupported
unsupportive
unsuppressed

Cite this Entry

Wordmom. (2026). Synonyms for Unsupportably. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/synonyms/unsupportably
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