Definition

1. Adjective:
   • Impossible to bear or endure; intolerable: Describes something so unpleasant, extreme, or unjust that it cannot be tolerated or supported.
   • Impossible to justify or defend; indefensible: Describes an argument, action, or situation that lacks any reasonable justification or explanation.

Examples of Usage

• Adjective:
  • The heat in the desert was insupportable without adequate water. (The extreme heat was impossible to endure.)
  • She found his constant criticism to be emotionally insupportable. (The criticism was intolerable for her.)
  • The lawyer argued that the charges were insupportable due to a lack of evidence. (The charges were impossible to justify.)
  • His theory was based on insupportable assumptions. (The assumptions could not be defended logically.)

Advanced Usage

• "to find something insupportable": to judge something as being intolerable or unjustifiable.
  • The committee found the proposed budget cuts insupportable.
• "to render a situation insupportable": to cause a situation to become unbearable.
  • The new regulations rendered the working conditions insupportable.

Variants and Related Words

• Insupportably (adverb): in an intolerable or unjustifiable manner.
  • The system was insupportably unfair.
• Unsupportable (adjective): While sometimes used interchangeably, "unsupportable" more often means "not capable of being supported physically or financially," whereas "insupportable" strongly emphasizes intolerability or indefensibility.

Synonyms

• Intolerable: too bad or harsh to be accepted or endured.
• Unbearable: not able to be endured or tolerated.
• Indefensible: not justifiable by argument; incapable of being defended.
• Unjustifiable: impossible to excuse or validate.

Antonyms

• Bearable: able to be endured.
• Tolerable: able to be endured or tolerated.
• Justifiable: capable of being shown to be right or reasonable.
• Defensible: justifiable by argument; capable of being defended.

Adjective

1. incapable of being justified or explained