1. A cruel wicked and inhuman person
   - monster, devil, demon, ogre 
2. An evil supernatural being
   - devil, demon, daemon, daimon 
3. A person motivated by irrational enthusiasm (as for a cause)
   - fanatic

Derived forms: fiends

Type of: disagreeable person, enthusiast, evil spirit, partisan, partizan, unpleasant person

Encyclopedia: Fiend

• snootily
• snootiness
• snooty
• snooze
• snooze button
• snoozer
• snore
• snorer
• snoring
• snorkel
• snorkel breather
• snorkel diving
• snorkeler
• snorkeling
• snorkeller
• snorkelling
• snort
• snorter
• snorting
• snorty
• snot
• snot-nosed
• snotty
• snotty-nosed
• snout