decimate /desˈi-māt/

1. To take or destroy the tenth part of
2. To punish by killing every tenth man
3. (loosely) to reduce very heavily

• rivalizing
• rivalled
• rivalless
• rivalling
• rivalries
• rivalrous
• rivalry
• rivals
• rivalship
• rivalships
• rivas
• rivastigmine
• rivastigmines
• rive
• rived
• rivel
• rivelled
• rivelling
• rivels
• riven
• river
• riverain
• riverains
• riverbank
• riverbanks