dictator-like
/dɪkˈteɪtəlʌɪk/adverb
Like a dictator; in the manner of a dictator.
adjective
Resembling (that of) a dictator; characteristic of or befitting a dictator.
Origin
Late 16th century; earliest use found in Richard Mulcaster (?1532–1611), schoolmaster and author. From dictator + -like.