| No. | Item | Definition |
|---|---|---|
| 1. | amorphous | without a clear shape |
| 2. | angled | having an angle or angles |
| 3. | angular | having sharp corners |
| 4. | arc-shaped | shaped like an arc |
| 5. | arched | curved like an arch |
| 6. | asymmetrical | not balanced on both sides |
| 7. | barrel-shaped | rounded in the middle |
| 8. | bell-shaped | shaped like a bell |
| 9. | bent | not straight |
| 10. | blocky | boxy and solid-looking |
| 11. | boxy | square and angular |
| 12. | bulging | swelling outward |
| 13. | circular | forming a circle |
| 14. | concave | curving inward |
| 15. | conical | shaped like a cone |
| 16. | convex | curving outward |
| 17. | crescent | curved like a moon slice |
| 18. | cubical | shaped like a cube |
| 19. | curved | bending smoothly |
| 20. | cylindrical | shaped like a cylinder |
| 21. | diamond-shaped | shaped like a diamond |
| 22. | disc-shaped | flat and round |
| 23. | domed | rounded like a dome |
| 24. | drop-shaped | shaped like a drop |
| 25. | drum-shaped | cylindrical and rounded |
| 26. | egg-shaped | shaped like an egg |
| 27. | elliptical | oval-shaped |
| 28. | elongated | stretched out in length |
| 29. | faceted | having many flat faces |
| 30. | fan-shaped | spreading outward like a fan |
| 31. | fluted | having long grooves |
| 32. | folded | bent over on itself |
| 33. | forked | split into two parts |
| 34. | funnel-shaped | wide then narrow |
| 35. | geometric | having clear mathematical form |
| 36. | globular | roughly spherical |
| 37. | grooved | marked with channels |
| 38. | heart-shaped | shaped like a heart |
| 39. | helical | spiraling like a helix |
| 40. | hexagonal | having six sides |
| 41. | hollow | empty inside |
| 42. | horseshoe-shaped | shaped like a horseshoe |
| 43. | hourglass | narrow in the middle |
| 44. | indented | set inward |
| 45. | irregular | not even in shape |
| 46. | jagged | with rough sharp points |
| 47. | kidney-shaped | curved like a kidney |
| 48. | kinked | bent sharply |
| 49. | L-shaped | shaped like the letter L |
| 50. | lanceolate | long, narrow, tapering |
| 51. | leaf-shaped | shaped like a leaf |
| 52. | lobed | divided into rounded parts |
| 53. | looped | formed into a loop |
| 54. | lopsided | uneven on one side |
| 55. | needle-like | thin and pointed |
| 56. | notched | cut with small indentations |
| 57. | oblong | longer than it is wide |
| 58. | octagonal | having eight sides |
| 59. | orbicular | circular or rounded |
| 60. | organic | natural and irregular in form |
| 61. | oval | egg-shaped or elliptical |
| 62. | ovate | egg-shaped, broader at base |
| 63. | parabolic | curved like a parabola |
| 64. | pear-shaped | shaped like a pear |
| 65. | pentagonal | having five sides |
| 66. | pleated | folded into narrow ridges |
| 67. | pointed | ending in a sharp point |
| 68. | polygonal | having many straight sides |
| 69. | prismatic | shaped like a prism |
| 70. | pyramidal | shaped like a pyramid |
| 71. | rectangular | shaped like a rectangle |
| 72. | regular | following an even pattern |
| 73. | ribbed | having raised bands |
| 74. | ridged | having raised lines |
| 75. | ring-shaped | shaped like a ring |
| 76. | rod-like | long and slender |
| 77. | round | shaped like a circle |
| 78. | rounded | smoothly curved, not sharp |
| 79. | slanted | leaning to one side |
| 80. | sloping | rising or falling gradually |
| 81. | spherical | shaped like a ball |
| 82. | spiral | coiling around a center |
| 83. | square | having four equal straight sides |
| 84. | star-shaped | shaped like a star |
| 85. | straight | without a bend |
| 86. | symmetrical | balanced on both sides |
| 87. | T-shaped | shaped like the letter T |
| 88. | tapered | becoming narrower at one end |
| 89. | threadlike | very thin and long |
| 90. | trapezoidal | shaped like a trapezoid |
| 91. | triangular | shaped like a triangle |
| 92. | tube-shaped | long and hollow |
| 93. | tubular | shaped like a tube |
| 94. | twisted | turned out of shape |
| 95. | U-shaped | shaped like the letter U |
| 96. | V-shaped | shaped like the letter V |
| 97. | waisted | narrowed in the middle |
| 98. | wavy | forming gentle curves |
| 99. | wedge-shaped | broad at one end |
| 100. | wrinkled | marked with small folds |