1. abscond (v.) depart secretly and hide.
2. adversity (n.) a state of misfortune or affliction.
3. aggravate (v.) make worse.
4. arduous (adj.) difficult to accomplish.
5. belie (v.) to contradict; to give a false impression.
6. bombast (n.) pompous or pretentious talk or writing.
7. castigation (n.) punishment; severe criticism or disapproval.
8. censure (n.) harsh criticism or disapproval.
9. coercive (adj.) serving or intended to compel by force or authority.
10. condemn (v.) express strong disapproval of.
11. conspire (v.) engage in plotting or enter into a conspiracy.
12. covert (adj.) secret or hidden.
13. cower (v.) to crouch or shrink away from in fear or shame.
14. denigrate (v.) to attack the reputation of; to speak ill of.
15. denounce (v.) to accuse or condemn openly or formally.
16. derision (n.) the act of treating with contempt; ridicule.
17. diatribe (n.) a bitter and prolonged verbal attack.
18. discomfit (v.) cause to lose one's composure.
19. disingenuous (adj.) not straightforward; crafty.
20. dissemble (v.) hide under a false appearance.
21. exacerbate (v.) make worse.
22. fraud (n.) something intended to deceive.
23. furtive (adj.) marked by quietness and secrecy.
24. impudent (adj.) marked by casual disrespect.
25. inopportune (adj.) coming at a bad time; not appropriate.
,26. irascible (adj.) quickly aroused to anger.
27. malevolent (adj.) wishing harm to others; malicious.
28. martial (adj.) suggesting war or military life.
29. misanthrope (n.) someone who dislikes people in general.
30. morose (adj.) showing a brooding ill humor.
31. obsequious (adj.) attempting to win favor from influential people by flattery.
32. obstinate (adj.) persist stubbornly.
33. onerous (adj.) troubling; burdensome.
34. pedantic (adj.) overly concerned with minor details; narrow focus on learning.
35. perjury (n.) the criminal offense of making false statements under oath.
36. recalcitrant (adj.) stubbornly disobedient; resisting authority.
37. secrete (v.) generate and separate from cells or bodily fluids.
38. spurious (adj.) plausible but false; not genuine.
39. tirade (n.) a long, angry speech, usually very critical.
40. vexation (n.) something or someone causing anxiety or annoyance.
41. amalgamate (v.) to combine or unite into one.
42. assuage (v.) to make easier or milder; to calm.
43. bolster (v.) to support or strengthen.
44. burgeon (v.) to grow and flourish.
45. buttress (v.) to support or prop up; (n.) a supporting structure.
46. capricious (adj.) unpredictable; impulsive.
47. catalyst (n.) something that causes an important event to happen.
48. caustic (adj.) harsh or corrosive in tone.
49. centrifuge (n.) an apparatus that separates particles from a suspension using centrifugal force.
50. converge (v.) to move or draw together at a certain location.
51. conversion (n.) the act of changing from one use or function to another.
52. corrosion (n.) deterioration in metals caused by oxidation and chemical action.
53. decibel (n.) a unit of measurement for loudness.
54. distill (v.) remove impurities; increase concentration by distillation.
, 55. divest (v.) reduce or dispose of.
56. enervate (v.) weaken mentally or morally.
57. ephemeral (adj.) enduring a very short time.
58. eradicate (v.) destroy completely; eliminate.
59. expel (v.) force to leave or move out.
60. extend (v.) span an interval of distance, space, or time.
61. facilitate (v.) make easier.
62. incubation (n.) maintaining at a favorable temperature for development.
63. intransigent (adj.) unable to be swayed or diverted from a course.
64. inundate (v.) fill or cover completely, usually with water.
65. lackluster (adj.) lacking brilliance or vitality.
66. lethargic (adj.) deficient in alertness or activity.
67. luminous (adj.) softly bright or radiant.
68. obviate (v.) prevent the occurrence of.
69. pervasive (adj.) spreading throughout.
70. placate (v.) to appease or calm.
71. plod (v.) to walk heavily and firmly; to move slowly.
72. plummet (v.) to drop sharply.
73. precipitate (v.) bring about abruptly.
74. propagate (v.) transmit or spread.
75. prune (v.) weed out unwanted elements.
76. rarefy (v.) make less dense; refine.
77. rectify (v.) make right or correct.
78. retard (v.) cause to move more slowly.
79. saturate (v.) fill completely.
80. sever (v.) cut off from a whole.
81. tentative (adj.) not final; provisional.
82. vigor (n.) active strength; energy.
83. viscous (adj.) having a gelatinous or gluey quality; lacking fluidity.