docile： easily trained or controlled
doleful： dismal, mourful
drought： a long period of dry weather
dubious： feeling doubt dumbfound astonish
efface： rub or wipe out, obliterate
elucidate： to make understandable
enchant： charm, delight
endeavor to make an effort, to try very hard
endorse： approve, support a claim or statement
enthral： take the whole attention, enslave
exploit： to use for selfish advantage or profit
extensive： far-reaching
extol： to praise highly
flimsy： lacking solidarity, strength
fraud： a fault, a deception
gaudy： too bright and showy
ghastly： death-like, pale and ill
grumble： to complain
harass： worry, trouble
heretic： very busy; active
impediment smth that hinders (esp in speech) indigenous native
insatiate： never satisfied
intrepid： fearless
irate： angry
jeopardy： danger
leash： control
loafer： an idle, lazy person
lucrative： profitable
lustrous： bright; shining
malign： to slander