unfounded

[ uhn-foun-did ]

adjective

1. without foundation; not based on fact, realistic considerations, or the like:

   unfounded suspicions.

   Synonyms: unjustified, false, idle, groundless, unsubstantiated

2. not established; not founded:

   the prophet of a religion as yet unfounded.

unfounded

/ ʌnˈfaʊndɪd /

adjective

1. (of ideas, allegations, etc) baseless; groundless
2. not yet founded or established

Derived Forms

• unˈfoundedness, noun
• unˈfoundedly, adverb

Other Words From

• un·founded·ly adverb
• un·founded·ness noun

Word History and Origins

Origin of unfounded¹

First recorded in 1640–50; un- ¹ + found ¹ + -ed ²

Example Sentences

“Chemtrails are an unfounded theory. There's simply no scientific backing.”

From BBC

A similar unfounded threat was also received by the Riverside County Registrar of Voters on Friday evening at its office in Riverside.

From Los Angeles Times

The popular vote win "once again another indication that the idea that Trump can only win through voter suppression or some kind of institutional failure is unfounded," Fraga said.

From Salon

Fraga said the exit poll data shows, if anything, that those predictions with respect to white women were unfounded.

From Salon

A similar unfounded threat was also received by the Riverside County Registrar of Voters on Friday evening at its office in Riverside.

From Los Angeles Times

Related Words

• baseless
• deceptive
• fabricated
• false
• gratuitous
• groundless
• illogical
• misleading
• spurious
• unjustified
• unproven
• unsubstantiated
• untrue
• untruthful
• unwarranted