authoritarian (n.)
- absolute
- absolutist
- ascendant
- astringent
- bigot
- borne
- competent
- constitutional
- deaf
- doctrinaire
- dominant
- dour
- fascist
- federal
- federalist
- governing
- great
- grim
- grinding
- imperative
- imperial
- leading
- little
- mean
- mighty
- narrow
- official
- parliamentarian
- petty
- provincial
- ranking
- republican
- ruling
- senior
- small
- stern
- strict
- stringent
- superior
- suppressive
- total
- totalitarian
- tough
authoritarian (adj.)
- absolute
- absolutist
- absolutistic
- arbitrary
- aristocratic
- arrogant
- ascendant
- astringent
- austere
- authoritative
- authorized
- autocratic
- autonomous
- bigoted
- borne
- bossy
- bureaucratic
- civic
- civil
- closed
- commanding
- competent
- consequential
- considerable
- constitutional
- constricted
- controlling
- cramped
- deaf
- demanding
- democratic
- despotic
- dictatorial
- doctrinaire
- dogmatic
- dominant
- domineering
- dour
- eminent
- empowered
- exacting
- exigent
- fanatical
- fascist
- fascistic
- federal
- feudal
- governing
- governmental
- great
- grim
- gubernatorial
- harsh
- heavy-handed
- hidebound
- high-handed
- illiberal
- imperative
- imperial
- imperious
- important
- influential
- insular
- leading
- little
- lordly
- magisterial
- masterful
- matriarchal
- matriarchic
- mean
- meticulous
- mighty
- momentous
- monarchal
- monarchic
- narrow
- narrow-minded
- nearsighted
- official
- oligarchic
- oppressive
- overbearing
- parliamentary
- parochial
- patriarchal
- patriarchic
- peremptory
- petty
- pluralistic
- political
- potent
- powerful
- preeminent
- prestigious
- prominent
- provincial
- puissant
- purblind
- ranking
- repressive
- republican
- rugged
- ruling
- self-governing
- senior
- severe
- shortsighted
- small
- small-minded
- stern
- straitlaced
- strict
- stringent
- stuffy
- substantial
- superior
- suppressive
- supreme
- theocratic
- total
- totalitarian
- tough
- tyrannical
- tyrannous
- uncharitable
- ungenerous
- unsparing
- unyielding
- weighty