unwarranted

Having no justification; groundless: synonym: baseless.

Not warranted; not authorized; unjustifiable; as, an unwarranted interference.

Not guaranteed; not assured or certain.

Not guaranteed to be good, sound, or of a certain quality: as, an unwarranted horse.

Not warranted; being without warrant, authority, or guaranty; unwarrantable.

Not warranted; unjustified; being without warrant, authority, or guaranty; unwarrantable.

lacking justification or authorization

incapable of being justified or explained

without a basis in reason or fact