1. LINE
1.1. Thick
1.2. Thin
1.3. Straight
1.4. Curved
1.5. Broken
1.6. Wavy
1.7. Jagged
1.8. Blurred
1.9. Well-defined
2. EDGE
2.1. Blurred
3. OUTLINE
4. COLOR
4.1. Primary
4.1.1. Red
4.1.2. Yellow
4.1.3. Blue
4.2. Secundary
4.2.1. Green
4.2.2. Orange
4.2.3. Purple
4.3. Complementary
4.3.1. Orange - Blue
4.3.2. Yellow - Purple
4.3.3. Red - Green
4.4. Warm
4.5. Cool
4.6. Natural
4.7. Arbitrary
4.8. Tinted
4.8.1. with white
4.9. Shaded
4.9.1. with black
4.10. Hue
4.11. Strong
4.12. Weak
4.13. Opaque
4.14. Sheer
4.15. Transparent
4.16. Light
4.17. Dark
4.18. Bright
4.19. Subdued
4.20. Dull
5. SPACE
5.1. Depth
5.1.1. Overlap
5.1.2. Linear perspective
5.1.2.1. Relative Size
5.1.2.2. Foreshortering
5.1.2.3. Parallel Lines
5.1.2.3.1. One-point perspective (vanishing point)
5.1.2.3.2. Two-point perspective (2 different vanishing points)
5.1.2.3.3. Three-point perspective (3 different vanishing point)
5.1.3. Aerial/atmospheric perspective
5.1.3.1. Zero-point perspective
5.1.4. Foreground/Background/Middleground
5.1.5. Flat
5.2. Positive
5.3. Negative
6. SHAPE
6.1. Geometric
6.1.1. Circle
6.1.2. Cube
6.1.3. Cone
6.1.4. Cylinder
6.1.5. Diamond
6.1.6. Hexagon
6.1.7. Pentagon
6.1.8. Rectangle
6.1.9. Pyramid
6.1.10. Sphere
6.1.11. Rectangular prism
6.1.12. Triangle
6.1.13. Aquare
6.1.14. Oval
6.2. Organic
7. BALANCE
7.1. Symmetrical
7.2. Asymmetrical
8. MOVEMENT AND RHYTHM
8.1. Visual rhythm
8.2. Repetition makes a Pattern
9. LIGHT
9.1. Natural
9.2. Artificial
9.3. Direct
9.4. Indirect
9.5. Bright
9.6. Dim/subdued
9.7. Chiaroscuro
10. POSITION OF ELEMENTS
10.1. Left
10.1.1. In the top-left corner
10.1.2. On the left/-hand side
10.1.3. To the left/of the man
10.1.4. Further to the left
10.1.5. In the bottom-left corner
10.2. Top
10.2.1. At the top/of the image
10.2.2. In the upper part of the comp.
10.2.3. Higher up
10.3. Middle
10.3.1. (Straight/right) in the middle/center
10.4. Bottom
10.4.1. At the bottom
10.4.2. In the lower part
10.4.3. Further down
10.5. Right
10.5.1. In the top-rigt corner
10.5.2. On the right/-hand side
10.5.3. To the right/of the man
10.5.4. Further to the right
10.5.5. In the bottom-right corner
10.6. Others
10.6.1. Lower right/left
10.6.2. Next to
10.6.3. Under
10.6.4. Pointing Up