fiend

fiend has 4 senses in the JumbleFix dictionary. Letters: 5.

Definitions

• n.. An implacable or malicious foe; one who is diabolically wicked or cruel; an infernal being; -- applied specifically to the devil or a demon.
• n.. an evil supernatural being
• n.. a person motivated by irrational enthusiasm (as for a cause); "A fanatic is one who can't change his mind and won't change the subject"--Winston Churchill
• n.. a cruel wicked and inhuman person