Synonyms of tyrannical

Adjective

1. oppressive, tyrannical, tyrannous, domineering (vs. submissive)

usage: marked by unjust severity or arbitrary behavior; "the oppressive government"; "oppressive laws"; "a tyrannical parent"; "tyrannous disregard of human rights"

2. authoritarian, autocratic, dictatorial, despotic, tyrannic, tyrannical, undemocratic (vs. democratic)

usage: characteristic of an absolute ruler or absolute rule; having absolute sovereignty; "an authoritarian regime"; "autocratic government"; "despotic rulers"; "a dictatorial rule that lasted for the duration of the war"; "a tyrannical government"

Definition and meaning of tyrannical (Dictionary)