← PSAT/SAT Word List #1 Export Options Alphabetize Word-Def Delimiter Tab Comma Custom Def-Word Delimiter New Line Semicolon Custom Data Copy and paste the text below. It is read-only. Select All acumen keen insight assiduous hard-working; diligent brusque short; abrupt; dismissive cacophony tremendous noise; disharmonious sounds capricious subject to whim; fickle conundrum puzzle; problem that's hard to solve deleterious harmful ebullient extremely lively; enthusiastic; happy extol to praise, revere garrulous talkative iconoclast one who attacks common beliefs or institutions impudent casually rude; insolent; impertinent laconic terse in speech or writing malediction curse nadir the lowest point of something odious hateful; causing displeasure pathos strong feeling replete full; abundant sagacity wisdom; shrewdness vacuous lack of content or ideas; stupid