Synonyms of vertical
- 1 Syllable
- sheer, straight, plumb, steep
- 2 Syllables
- straightup, upward, erect, unbent, standup, upright, straightest, cocked, stand-up, straight-up, straighter
- 3 Syllables
- uncurled, collinear, up-and-down
- 4 Syllables
- rectilineal, erectile
- 5 Syllables
- perpendicular