Find Antonyms

unjustifiable Antonyms

Opposite of unjustifiable

Pinning down the opposite of unjustifiable requires matching its exact sense, so the antonyms and opposite words below are paired with a clear adjective definition and ranked by contrast strength.
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• adjective (Context 1)

Not able to be shown to be right, reasonable, or defensible; inexcusable.

Usage Example

"The committee concluded that the sudden increase in tuition fees was completely justifiable."

Strongest
justifiable
defensible
warranted
excusable
Strong
reasonable
legitimate
valid
understandable

Similar words to unjustifiable

Words similar to unjustifiable shift depending on context. Common synonyms include:

indefensible
inexcusable
unwarranted
unreasonable
groundless
baseless
unfounded
uncalled-for
See all synonyms of unjustifiable

• Nearby Words

unjoyful
unjudged
unjust
unjustifiable
unjustifiably
unjustified
unjustly

Cite this Entry

Wordmom. (2026). Antonyms for Unjustifiable. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/antonyms/unjustifiable
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