adj

unfounded

adj

Not based on facts or solid evidence.

"The rumours about the merger turned out to be completely unfounded."

"Police said the allegations were unfounded and dropped the case."

How to Use Unfounded

Learner’s notes

In plain EnglishHaving no real basis in fact — a claim or fear with nothing solid behind it.

Easily confused with

unfound

Common pairings

unfounded rumour unfounded fear unfounded claim

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The rumours about the merger turned out to be completely _____.

From un- + founded, as in "founded on" solid evidence.

funded pounded founded wounded rounded bounded grounded astounded confounded compounded dumbfounded