Ungrounded vs. Unfounded

Ungroundedverb

simple past tense and past participle of unground

Ungroundedadjective

Not grounded; without ground or basis, unreal, false.

Ungroundedadjective

Not connected to ground potential

Unfoundedadjective

Having no strong foundation; not based on solid reasons or facts.

Unfoundedadjective

Not having been founded or instituted.

Unfoundedadjective

(obsolete) Bottomless.

Unfoundedadjective

Not founded; not built or established.

Unfoundedadjective

Having no foundation; baseless; vain; idle; as, unfounded expectations.

Unfoundedadjective

without a basis in reason or fact;