Difference between Unwarranted and Insupportable

What is the difference between Unwarranted and Insupportable?

Unwarranted as an adjective is not warranted; being without warrant, authority, or guaranty; unwarrantable. while Insupportable as an adjective is not supportable; incapable of being supported or borne; unendurable; insufferable; intolerable.

We hope you now know whether to use Unwarranted or Insupportable in your sentence.