| No. | Item | Definition |
|---|---|---|
| 1. | advantage | competitive edge; benefit |
| 2. | angle | a viewpoint; a sharp edge |
| 3. | apex | topmost point; tip |
| 4. | ascendancy | position of dominance; advantage |
| 5. | benefit | helpful advantage or gain |
| 6. | bias | slant; slight advantage |
| 7. | binding | edge strip on fabric or books |
| 8. | bite | sharp cutting quality |
| 9. | blade | cutting part with an edge |
| 10. | border | outer boundary or margin |
| 11. | borderline | dividing line; edge case |
| 12. | boundary | dividing line; outer limit |
| 13. | brink | edge of a steep place |
| 14. | competitive advantage | edge over rivals |
| 15. | contour | outline of a surface |
| 16. | corner | meeting point of two edges |
| 17. | curb | raised edge along a street |
| 18. | cusp | point where change begins |
| 19. | cut | sharpness; cutting ability |
| 20. | cutting power | ability to cut effectively |
| 21. | cutting surface | sharpened part that cuts |
| 22. | demarcation | line marking a boundary |
| 23. | divider | thing that forms a boundary |
| 24. | dividing line | line separating two areas |
| 25. | dominance | superior position; advantage |
| 26. | edging | border trim; edge material |
| 27. | end | furthest point; extremity |
| 28. | extents | outer limits; bounds |
| 29. | extremity | outermost point or part |
| 30. | fence | boundary barrier |
| 31. | floor line | line at the floor’s edge |
| 32. | foot | bottom part; base |
| 33. | forefront | front edge; leading position |
| 34. | fringe | outer edge; bordering area |
| 35. | front line | forward edge of activity |
| 36. | frontier | border between regions |
| 37. | gray area | unclear boundary zone |
| 38. | head start | initial advantage in competition |
| 39. | hem | finished edge of cloth |
| 40. | inside border | inner boundary line |
| 41. | inside rim | inner edge of a circle |
| 42. | inside track | special advantage or access |
| 43. | interface | boundary where things meet |
| 44. | join | place where edges meet |
| 45. | junction | meeting point; boundary |
| 46. | keenness | sharpness; cutting quality |
| 47. | kerb | raised edge along a street |
| 48. | lead | position of advantage ahead |
| 49. | ledge | narrow shelf-like edge |
| 50. | leg up | helpful advantage; boost |
| 51. | leverage | power to gain advantage |
| 52. | limit | furthest point or extent |
| 53. | line | boundary mark or edge |
| 54. | lip | projecting edge of a container |
| 55. | margin | blank or outer border area |
| 56. | narrow lead | small advantage ahead |
| 57. | no-man’s-land | space between boundaries |
| 58. | one-up | having a slight advantage |
| 59. | outer boundary | external border line |
| 60. | outer limit | furthest boundary point |
| 61. | outer line | line at the boundary |
| 62. | outer margin | outside border area |
| 63. | outer rim | outside edge |
| 64. | outline | outer line defining shape |
| 65. | outskirts | outer edge of a town |
| 66. | partition | dividing boundary or wall |
| 67. | peak | highest point; top edge |
| 68. | perimeter | outer boundary of an area |
| 69. | plus | an advantage; added benefit |
| 70. | point | sharp end; tip |
| 71. | precedence | priority; being ahead |
| 72. | preeminence | standing above others; advantage |
| 73. | priority | preferential advantage in order |
| 74. | range | extent; limits |
| 75. | reach | extent; range |
| 76. | ridge | raised edge or crest |
| 77. | ridgeline | line along a ridge’s edge |
| 78. | rim | outer edge of something |
| 79. | seam | line where edges meet |
| 80. | selvage | finished edge of woven fabric |
| 81. | selvedge | finished edge of woven fabric |
| 82. | sharpness | quality of being sharp |
| 83. | side | outer part; edge of something |
| 84. | slant | bias; angled edge |
| 85. | superiority | being better; advantage |
| 86. | supremacy | top advantage; superiority |
| 87. | threshold | point of entering; beginning edge |
| 88. | tilt | slight advantage; slant |
| 89. | tip | very end; pointed part |
| 90. | top | upper edge or surface |
| 91. | tree line | boundary where trees stop |
| 92. | treeline | edge of a forest |
| 93. | trim | decorative edging; border |
| 94. | upper hand | advantage over others |
| 95. | vanguard | leading edge; front group |
| 96. | vantage | advantageous position or view |
| 97. | verge | edge or boundary line |
| 98. | vertex | highest point; corner |
| 99. | wall | boundary structure |
| 100. | waterline | line at water’s surface |
