1. Marked by unjust severity or arbitrary behaviour
   "a tyrannical parent"
   - oppressive, tyrannous 
2. Characteristic of an absolute ruler or absolute rule; having absolute sovereignty
   "a tyrannical government"
   - authoritarian, autocratic, dictatorial, despotic, tyrannic

See also: domineering, tyranny, undemocratic

Encyclopedia: Tyrannical

• handed-down
• handedness
• Handel
• Handelian
• handful
• handgrip
• handgun
• handheld
• handheld drill
• handhold
• handicap
• handicapped
• handicapped person
• handicapper
• handicraft
• Handies Peak
• handily
• handiness
• handing over
• handiwork
• handkerchief
• handle
• handle with kid gloves
• handle-bars
• handlebar