The term 'ungrounded' is used to describe something that is not supported by facts or evidence. It is often used to describe an opinion, belief, or argument that is not based on any real evidence. The crossword solutions for this term are WRONG (5 letters), GROUNDLESS (10 letters), FLIMSY (6 letters), UNWARRANTED (11 letters), and BASELESS (8 letters). All of these words mean the same thing as ungrounded, and can be used to describe something that is not supported by facts or evidence.