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100 Best Synonyms for “Heavy”

September 23, 2026

100 Best Synonyms for

No. Item Definition
1. airless stuffy and oppressive
2. arduous very difficult and tiring
3. ballasted stabilized by added weight
4. bassy deep and heavy in sound
5. beefy big, strong, and heavy
6. bloated swollen and heavy
7. brooding dark, heavy, and threatening
8. bulky large and hard to lift
9. burdened carrying a heavy load
10. burdensome hard to bear or carry
11. close stuffy and oppressive
12. clotted thick and dense
13. clunky heavy and awkward
14. colossal extremely large and massive
15. compact closely packed and dense
16. corpulent fat and heavy-bodied
17. crushing overwhelmingly difficult or severe
18. cumbersome awkward because of size or weight
19. dark thick, rich, or intense
20. deep low, rich, and strong
21. dense closely packed and weighty
22. depressed sad and weighed down
23. draining taking away energy
24. dull heavy, slow, or lifeless
25. elephantine huge, heavy, and clumsy
26. encumbered burdened or weighed down
27. engorged swollen from being overfilled
28. enormous very large or great
29. exhausting extremely tiring
30. fierce very strong or intense
31. forceful strong and impactful
32. freighted loaded with cargo or burden
33. full-bodied rich and strong in character
34. gigantic extremely large
35. gloomy dark and oppressively sad
36. gooey soft, sticky, and thick
37. grave serious and weighty
38. graveyard-deep very deep and weighty
39. hard difficult or burdensome
40. hefty heavy and substantial
41. hulking very large and bulky
42. humid thick with moisture
43. immense extremely large or great
44. intense very strong or severe
45. ironclad strong, firm, and weighty
46. jammed packed full and crowded
47. jumbo very large and heavy
48. king-size very large and heavy
49. laborious requiring much effort
50. laden heavily loaded
51. leaden very heavy or dull
52. loaded filled so as to be heavy
53. low-pitched deep and heavy sounding
54. lumbering moving heavily and awkwardly
55. mammoth huge and massive
56. massive large, solid, and very heavy
57. meaty thick, solid, or substantial
58. melancholy sad and heavy-hearted
59. momentous very important and significant
60. monstrous extremely large or heavy
61. mountainous huge and massive
62. muggy warm, damp, and oppressive
63. onerous involving a heavy burden
64. oppressed weighed down unfairly
65. oppressive weighing heavily on mind or body
66. overloaded carrying too much weight
67. oversize larger and heavier than usual
68. overstuffed filled too full
69. overwhelming very strong or hard to resist
70. packed filled tightly and heavily
71. ponderous slow-moving from great weight
72. portly rather fat and heavy
73. potent strong and intense
74. powerful having great force
75. rain-soaked made heavy by rain
76. rich thick, full, or intense
77. rock-solid extremely solid and weighty
78. serious important and weighty
79. sluggish slow and heavy in movement
80. sodden heavy with absorbed liquid
81. soggy wet, soft, and heavy
82. solid firm, dense, and weighty
83. stocky short, thick, and solid
84. stout thick and strongly built
85. substantial large and solid in amount
86. sultry hot and oppressively humid
87. taxing demanding much effort
88. thick dense or not light
89. thickset broad and solidly built
90. thudding deep and heavy sounding
91. thundering very loud or forceful
92. titanic enormous and powerful
93. tough difficult and demanding
94. violent extremely forceful or intense
95. viscous thick and sticky
96. waterlogged made heavy by water
97. weighed down burdened physically or emotionally
98. weight-laden loaded with much weight
99. weighted made heavier by added weight
100. weighty having great weight
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