Unit 1

celebrity, counsel, demonstrate, drowsy, essential, hardship, haul, humble, pledge,sincere,stampede,suitable

Unit 2

annual, basic, competition, contract, dismiss, neglect, obtain, portion, recall, sponsor, stern, vacant

Unit 3

attractive, burden, consent, dependable, indicate, previous, qualify, response,shabby, thaw, urgent, vanity

Unit 4

ambush, calculate, contribute, dread, employ, extend, frantic, initial, routine, stun, sturdy, yield

Unit 5

antique, baggage, digest, establish, eternal, haste, humid, lash, oppose, pioneer, sensible, worthy

Unit 6

blossom, collide, constant, content, distract, drought, foul, noble, policy, quiver, slight, tidy

Unit 7

accurate, alert, ancestor, disaster, elementary, envy, epidemic, feeble, penetrate, romp, staple, survive

Unit 8

awkward, clatter, gallant, lukewarm, plentiful, ration, reserve, scholar, smolder, trudge, volunteer, weary

Unit 9

convict, discipline, dungeon, earnest, enclose, gradual, grumble, jagged, nourish, provision, treaty, uneasy

Unit 10

distress, drench, dwell, juvenile, outstanding, proceed, register, sift, spree, tardy, unfit, variety

Unit 11

blockade, chant, despair, elevate, extraordinary, heroic, lance, missionary, pointless, reflect, site, toxic

Unit 12

bristle, circular, coarse, discard, extreme, focus, grasp, inspire, magnify, marine, quake, troublesome

Unit 13

abstract, ally, appoint, attentive, bonus, carefree, courtesy, manufacture, mistrust, noticeable, overthrow, peculiar

Unit 14

absolute, arena, compliment, deliberate, dense, dominant, hazardous, huddle,necessity, offend, regain, thorough

Unit 15

adopt, agile, analyze, assist, babble, captivity, drab, fatal, generosity, genuine, illegal, merit

Unit 16

adorn, appropriate, assemble, colossal, effective, frail, hostage, landslide, rampage, scamper, symptom, warrant