maelstrom /mālˈstrom/

1. A particularly powerful whirlpool
2. (with cap) a well-known whirlpool off the coast of Norway
3. A confused or disordered state of affairs
4. Any resistless overpowering influence for destruction

• regulator
• regulators
• regulatory
• regulatory gene
• regulatory genes
• reguli
• reguline
• regulise
• regulised
• regulises
• regulising
• regulize
• regulized
• regulizes
• regulizing
• Regulo
• Regulos
• regulus
• reguluses
• regur
• regurgitant
• regurgitate
• regurgitated
• regurgitates
• regurgitating