megalomaniacal Definition

neurotic, psychoneurotic, maniacal, sociopathic, egotistical, tyrannical, narcissistic, demented, villainous, egocentric, malevolent, dictatorial, psychopathic, bloodthirsty, monomaniacal, hubristic, vainglorious, arrogant, murderous, sadistic, despotic, grandiose, paranoid, delusional, vengeful, paranoiac, pompous, avaricious, ruthless, homicidal, amoral, buffoonish, lunatic, egoistic, misanthropic, diabolical, bombastic, machiavellian, fascistic, rapacious, nefarious, devious, imperialistic, petulant, eccentric, greedy, duplicitous, venal, cretinous, deranged, thuggish, weaselly, humorless, loathsome, omnipotent, feckless, messianic, demonic, mephistophelian, doltish, godlike, cloddish, crazed, conscienceless, blustering, sinister, truculent, supercilious, priapic, hotheaded, pigheaded, necromantic, maladroit, quixotic, overbearing, unhinged, dunderheaded, unlikeable, reptilian, roguish, insufferable, nerdish, dimwitted, fiendish, titular, schizoid, hitlerian, oafish, nihilistic, perfervid, unctuous, brattish, brutish, smarmy, deluded, simpleminded, swinish, inscrutable, revanchist, boorish,