abstruse: Hard to understand acerbic: Sharp and harsh in tone admonish: To warn gently but firmly anachronism: Something out of its proper time anathema: A thing strongly disliked apocryphal: Of doubtful authenticity appease: To calm by giving in arcane: Known by few; mysterious auspicious: Suggesting a good future avarice: Greed for wealth beguile: To charm or trick bombastic: High-sounding but meaningless cajole: To persuade with flattery censorious: Severely critical charlatan: A person who fakes skill churlish: Rude and bad-tempered cloying: Too sweet conundrum: A confusing problem countenance: A person's face or expression deleterious: Harmful demur: To object politely despot: A ruler with absolute power disabuse: To free from a false belief efficacious: Producing the wanted result enmity: Deep hostility ennui: Boredom ephemeral: Short-lived equivocate: To use unclear words to avoid commitment esoteric: Understood by only a few exculpate: To clear from blame exigent: Urgent extant: Still existing facetious: Joking at the wrong time fatuous: Silly fecund: Fertile fulminate: To protest loudly gainsay: To deny gauche: Awkward socially grandiloquent: Using fancy language hegemony: Leadership or dominance by one group histrionic: Overly dramatic hubris: Excessive pride impecunious: Having little money inchoate: Just begun, not formed ineffable: Too great to be put in words insipid: Lacking flavor or interest inveterate: Long established lachrymose: Tearful loquacious: Talkative lugubrious: Mournful malleable: Easily shaped mendacious: Lying mercurial: Quickly changing in mood misanthrope: One who dislikes people mollify: To soothe obdurate: Stubbornly refusing obsequious: Too eager to please Free flashcards from Peabody at peabody.kids/flashcards/la-vocab-grade-11