Unfounded
Part of speech: adjective
Definition: Having no strong foundation; not based on solid reasons or facts.
Baseless
Part of speech: adjective
Definition: Of reasoning, that is based on something that is not true.
Unfounded as an adjective is having no strong foundation; not based on solid reasons or facts. while Baseless as an adjective is of reasoning, that is based on something that is not true.
Part of speech: adjective
Definition: Having no strong foundation; not based on solid reasons or facts.
Part of speech: adjective
Definition: Of reasoning, that is based on something that is not true.
We hope you now know whether to use Unfounded or Baseless in your sentence.