Reverse Dictionary: IMPERIOUS

ADJECTIVES
GAUSTERING imperious, boasting → 1824 Eng. dial.
HIGH-MINDED arrogant, haughty, imperious → 1503
MASTERLY characteristic of a master or lord; usually in a bad sense, arbitrary, despotic; imperious, overbearing, domineering → 1531 obs.
PONTIFICIAL stately; lordly; imperious → 1613
SIRLY lordly, haughty, imperious → c1350 obs.

NOUNS – PERSON
BARGE a cantankerous, argumentative woman; a scold; a passionate, boisterous, imperious woman → 1880 Sc. & Ireland
BASHAW a grandee; a haughty, imperious man → 1593
BAWSAND ► BAWSIN an imperious, noisy fellow → 1828 Eng. dial. (Bk.)
GRIMALKIN a jealous or imperious old woman → 1798
MASTER WOMAN an imperious or masculine woman → 1534  obs.