Word.ws English Dictionary

Synonyms of indefensible

6 similar words · 1 opposite word

Another word for indefensible is insupportable. Other synonyms of indefensible are vulnerable, inexcusable, unpardonable, untenable and invalid. The opposite of indefensible is defensible.

Synonyms and similar words for indefensible

adjectiveNot defensible; not capable of being defended.

adjectiveNot capable of being justified or excused.

  • inexcusableNot excusable.
  • unpardonableImpossible to pardon; impossible to excuse or justify.
  • untenableNot able to be held or sustained, such as of an opinion or position.

adjectiveIncapable of being explained.

  • insupportableThat cannot be supported; that cannot be demonstrated or proved. (of a statement, claim, argument, etc.).
  • invalid

Opposite of indefensible

adjectiveMore antonyms

Meaning of indefensible

  1. adjective Not defensible; not capable of being defended.
  2. adjective Not capable of being justified or excused.
  3. adjective Incapable of being explained.

Full definition of indefensible

indefensible in other languages

Questions about synonyms of indefensible

What is another word for indefensible?
Indefensible has 6 synonyms on Word.ws, such as insupportable, vulnerable, inexcusable, unpardonable, untenable and invalid.
What is the opposite of indefensible?
The opposite of indefensible is defensible.
What does indefensible mean?
Indefensible means not defensible; not capable of being defended.

Source and license

Adapted from Wiktionary: indefensible (page history and authors) and the entries of the words listed. Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws grouped the synonyms and antonyms by meaning and added links. Wiktionary data of 2026-09-02.

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Cite this page: “Synonyms of indefensible.” Word.ws, https://word.ws/synonyms/indefensible. Based on Wiktionary, CC BY-SA 4.0.