Otherworldly is an adjective used to describe something that is not of this world, or something that is strange and unfamiliar. The crossword solutions for this term are EXOTIC (6 letters), ALIEN (5 letters), and UNREAL (6 letters). EXOTIC refers to something that is foreign and unusual, while ALIEN is used to describe something that is not native to a particular place or environment. UNREAL is used to describe something that is not real or tangible. All three words can be used to describe something that is otherworldly.