alacrity ===========> speed
apogee, zenith, apex ===> highest point, culmination
burgeon ==========> to grow and develop and flourish
capricious =========> whimsical
carping ===========> characterized by or full of complaints
cozen ============> obtain by deceit
hackneyed, banal, trite ==> overused, cliche
insouciant, nonchalant ==> carefree, casual
logorrhea ==========> excess of words (remember, diarrhea ;P)
miscreant ==========> a person without moral scruples
obviate ===========> to prevent dangers or difficulties
stentorian ==========> booming loud, as in a stentorian voice