170 Cool Adjectives That Will Add Color To Any Sentence

Never underestimate the power of cool adjectives. 

1. Aback: by surprise

2. Abaft: at or near or toward the stern of a ship or tail of an airplane

3. Abashed: feeling or caused to feel uneasy and self-conscious

4. Aberrant: markedly different from an accepted norm

5. Abhorrent: offensive to the mind

6. Abiding: unceasing

7. Abject: most unfortunate or miserable

8. Abortive: failing to accomplish an intended result

9. Abounding: existing in abundance

10. Abrasive: sharply disagreeable

11. Abstracted: taken out of or separated from

12. Acrid: harsh or corrosive in tone

13. Adamant: unyielding; a very hard substance

14. Adhoc: done for a specific purpose, without regard for larger or future issues

15. Adjoining: having a common boundary or edge

16. Adroit: clever, resourceful

17. Aloof: remote in manner

18. Amatory: sexual

20. Animistic: quality of recurrence or reversion to earlier form

21. Antic: clownish, frolicsome

22. Arcadian: serene

23. Auspicious: tending to favor or bring good luck

24. Axiomatic: evident without proof or argument

25. Baleful: deadly, foreboding

26. Barbarous: (of persons or their actions) able or disposed to inflict pain or suffering

28. Bellicose: quarrelsome (its synonym belligerent can also be a noun)

29. Bilious: unpleasant, peevish

30. Boorish: crude, insensitive

31. Brash: presumptuously daring

32. Cagey: characterized by great cautious and wariness

33. Calamitous: disastrous

34. Capricious: determined by chance or impulse or whim rather than by necessity or reason

35. Caustic: corrosive, sarcastic; a corrosive substance

36. Cerulean: sky blue

37. Cloistered: providing privacy or seclusion

38. Comely: attractive

39. Concomitant: accompanying

40. Contumacious: rebellious

41. Corpulent: obese

42. Crapulous: immoderate in appetite

43. Craven: lacking even the rudiments of courage

44. Dapper: marked by smartness in dress and manners

45. Debonair: gentle, courteous

46. Decorous: characterized by propriety and dignity and good taste in manners and conduct

47. Defamatory: maliciously misrepresenting

48. Didactic: conveying information or moral instruction

49. Dilatory: causing delay, tardy

50. Direful: causing fear or dread or terror

51. Divergent: diverging from another or from a standard

52. Dowdy: shabby, old-fashioned; an unkempt woman

53. Draconian: of or relating to Draco or his harsh code of laws

54. Efficacious: producing a desired effect

55. Effulgent: brilliantly radiant

56. Egregious: conspicuous, flagrant

57. Elated: exultantly proud and joyful

58. Endemic: prevalent, native, peculiar to an area

60. Erratic: liable to sudden unpredictable change

61. Ethereal: characterized by lightness and insubstantiality

62. Execrable: wretched, detestable

63. Exultant: joyful and proud especially because of triumph or success

64. Fallacious: containing or based on a fallacy

65. Fastidious: meticulous, overly delicate

66. Feckless: weak, irresponsible

67. Fecund: prolific, inventive

68. Friable: brittle

69. Fulsome: abundant, overdone, effusive

70. Furtive: marked by quiet and caution and secrecy

71. Garrulous: wordy, talkative

72. Guileless: naïve

73. Gustatory: having to do with taste or eating

74. Heady: extremely exciting as if by alcohol or a narcotic

75. Heuristic: learning through trial-and-error or problem solving

76. Histrionic: affected, theatrical

77. Hubristic: proud, excessively self-confident

78. Incandescent: emitting light as a result of being heated

79. Incendiary: inflammatory, spontaneously combustible, hot

80. Innate: not established by conditioning or learning

81. Insidious: subtle, seductive, treacherous

82. Insolent: impudent, contemptuous

83. Intransigent: uncompromising

84. Inveterate: habitual, persistent

85. Invidious: resentful, envious, obnoxious

86. Irate: angry; enraged

87. Irksome: annoying

88. Jejune: dull, puerile

89. Jocular: jesting, playful

90. Judicious: discreet

91. Lachrymose: tearful

92. Languid: lacking spirit or liveliness

93. Limpid: simple, transparent, serene

94. Loquacious: talkative

96. Luminous: clear, shining

97. Macabre: shockingly repellent

98. Mannered: artificial, stilted

99. Mendacious: deceptive

100. Meretricious: whorish, superficially appealing, pretentious

101. Minatory: menacing

102. Mordant: biting, incisive, pungent

103. Munificent: lavish, generous

104. Nebulous: lacking definition or definite content

105. Nefarious: wicked

106. Nondescript: lacking distinct or individual characteristics

107. Noxious: harmful, corrupting

108. Obsequious: attentive in an ingratiating or servile manner

109. Obtuse: blunt, stupid

110. Onerous: not easily borne

111. Ossified: set in a rigidly conventional pattern of behavior, habits, or beliefs, changed into bone

112. Overwrought: deeply agitated especially from emotion

113. Parsimonious: excessively unwilling to spend

114. Pendulous: suspended, indecisive

115. Penitent: feeling or expressing remorse for misdeeds

116. Pernicious: injurious, deadly

117. Pervasive: widespread

118. Petulant: rude, ill humored

119. Picayune: (informal terms) small and of little importance

120. Piquant: stimulating to the taste or mind; spicy, pungent; appealingly provocative

121. Placid: pleasantly calm or peaceful

122. Platitudinous: resembling or full of dull or banal comments

123. Plucky: showing courage in the face of danger

124. Precipitate: steep, speedy

125. Propitious: auspicious, advantageous, benevolent

126. Puckish: impish

127. Querulous: cranky, whining

128. Quiescent: inactive, untroublesome

130. Rebarbative: irritating, repellent

131. Recalcitrant: resistant, obstinate

132. Recondite: difficult to penetrate

133. Redolent: aromatic, evocative

134. Rhadamanthine: harshly strict

135. Risible: laughable

136. Ruminative: contemplative

137. Sagacious: wise, discerning

138. Salubrious: healthful

139. Sartorial: relating to attire, especially tailored fashions

140. Sclerotic: hardening

141. Serpentine: snake-like, winding, tempting or wily

142. Sordid: morally ignoble or base; vile

143. Spasmodic: having to do with or resembling a spasm, excitable, intermittent

144. Spurious: not genuine, authentic, or true

145. Squalid: morally degraded

146. Strident: harsh, discordant; obtrusively loud

147. Succinct: briefly giving the gist of something

148. Taciturn: closemouthed, reticent

149. Tawdry: cheap and shoddy

150. Tenacious: persistent, cohesive,

151. Tenuous: having little substance or significance

152. Torpid: slow and apathetic

153. Tremulous: nervous, trembling, timid, sensitive

154. Trenchant: sharp, penetrating, distinct

155. Truculent: defiantly aggressive

156. Turbulent: restless, tempestuous

157. Turgid: swollen, pompous

158. Ubiquitous: being present everywhere at once

159. Uxorious: inordinately affectionate or compliant with a wife

160. Vacuous: devoid of significance or point; complacently or inanely foolish

161. Verdant: green with vegetation; covered with growing plants or grass

162. Vivacious: vigorous and active

163. Voluble: glib, given to speaking

164. Voracious: excessively greedy and grasping

166. Waggish: witty or joking

167. Wheedling: flattering

168. Wistful: showing pensive sadness; full of longing or unfulfilled desire

169. Withering: devastating

170. Zealous: eager, devoted [tc-mark]