IMPERIOUS
disdainful, haughty, imperious, lordly, overbearing, prideful, sniffy, supercilious, swaggering
(adjective) having or showing arrogant superiority to and disdain of those one views as unworthy; “some economists are disdainful of their colleagues in other social disciplines”; “haughty aristocrats”; “his lordly manners were offensive”; “walked with a prideful swagger”; “very sniffy about breaches of etiquette”; “his mother eyed my clothes with a supercilious air”; “a more swaggering mood than usual”- W.L.Shirer
Source: WordNet® 3.1
Etymology
Adjective
imperious (not comparable)
Domineering, arrogant, or overbearing.
Urgent.
(obsolete) Imperial or regal.
Synonyms
• (domineering): authoritarian, bossy, dictatorial, domineering, overbearing
Source: Wiktionary
Im*pe"ri*ous, a. Etym: [L. imperiosus: cf. F. impérieux. See
Imperial.]
1. Commanding; ascendant; imperial; lordly; majestic. [Obs.] "A vast
and imperious mind." Tilloison.
Therefore, great lords, be, as your titles witness, Imperious. Shak.
2. Haughly; arrogant; overbearing; as, an imperious tyrant; an
imperious manner.
This imperious man will work us all From princes into pages. Shak.
His bold, contemptuous, and imperious spirit soon made him
conspicuous. Macaulay.
3. Imperative; urgent; compelling.
Imperious need, which can not be withstood. Dryden.
Syn.
– Dictatorial; haughty; domineering; overbearing; lordly;
tyrannical; despotic; arrogant; imperative; authoritative;
commanding; pressing.
– Imperious, Lordly, Domineering. One who is imperious exercises
his authority in a manner highly offensive for its spirit and tone;
one who is lordly assumes a lofty air in order to display his
importance; one who is domineering gives orders in a way to make
other feel their inferiority.
Source: Webster’s Unabridged Dictionary 1913 Edition