Definition

1. Adjective:
   • Lacking a basis in reason or fact; not supported by evidence: Describes a claim, belief, fear, or suspicion that is not founded on solid proof or logical reasoning.

Usage

• The adjective unfounded is used to describe statements, ideas, or feelings that are not grounded in reality or evidence.
• It is typically placed before the noun it modifies (e.g., ) or used after a linking verb like "is," "was," or "seems" (e.g., ).

Examples

• Adjective:
  • The newspaper had to retract the unfounded story about the celebrity.
  • Her worries about failing the exam were completely unfounded; she received the highest score.
  • The police dismissed the report as unfounded.

Advanced Usage

• "to be unfounded in fact": to have no basis in reality.
  • The theory, while popular, is unfounded in fact.
• "to prove unfounded": to be shown to be without basis.
  • Our initial concerns about safety proved unfounded after the inspection.

Variants and Related Words

• Baseless (adj): Having no foundation in fact. Often used interchangeably with .
  • baseless accusations
• Groundless (adj): Without good reason or justification.
  • groundless anxiety
• Unwarranted (adj): Not justified or authorized. Can imply something is excessive or unnecessary.
  • unwarranted criticism

Synonyms

• Unsubstantiated: Not supported or proven by evidence.
• Ill-founded: Poorly based or reasoned.
• Specious: Seemingly true or reasonable but actually false.

Antonyms

• Well-founded: Based on good evidence or reasons.
• Justified: Having a sound, logical, or lawful basis.
• Valid: Well-grounded in logic or fact.

Adjective

1. without a basis in reason or fact
   • baseless gossip
   • the allegations proved groundless
   • idle fears
   • unfounded suspicions
   • unwarranted jealousy