tyrannize vs boss around

tyrannize and boss around both are verbs.

Word	Noun	Adjective	Verb	Adverb
tyrannize	No	No	Yes	No
boss around	No	No	Yes	No

As verbs, boss around is a hypernym of tyrannize; that is, boss around is a word with a broader meaning than tyrannize:

tyrannize: rule or exercise power over (somebody) in a cruel and autocratic manner
boss around: be bossy towards

Other hypernyms of tyrannize include ballyrag, browbeat, bully, bullyrag, hector, push around, strong-arm.

tyrannize (verb)	boss around (verb)
rule or exercise power over (somebody) in a cruel and autocratic manner	be bossy towards
rule a country as a tyrant