Vertical

Words describing a vertical orientation in relation to the ground.

• What words describe something in a vertical position?
  vertical upright up-and-down plumb erect upraised perpendicular at right angles square standing true straight straight up bolt upright
• What words refer to making something vertical?
  raise stand something up stand something on end erect set up rear
• What words describe a surface that is vertical?
  sheer drop (n)
• What words describe when the top of something is on the bottom?
  upside down inverted upended
• What tools are used to determine if something is vertical?
  plumb line level square