1. Marked by unjust severity or arbitrary behaviour
   "tyrannous disregard of human rights"
   - oppressive, tyrannical

See also: domineering, tyrant

• Robert Arthur Talbot Gascoyne-Cecil
• Robert Barany
• Robert Bartlett
• Robert Benchley
• Robert Boyle
• Robert Brown
• Robert Browning
• Robert Bruce Mathias
• Robert Bunsen
• Robert Burns
• Robert Burns Woodward
• Robert Charles Benchley
• Robert Charles Venturi
• Robert Clive
• Robert Curl
• Robert De Niro
• Robert E Lee Day
• Robert E Lee's Birthday
• Robert E. Lee
• Robert E. Peary
• Robert Edward Lee
• Robert Edwin Peary
• Robert Emmet Sherwood
• Robert F. Curl
• Robert Falcon Scott