upright
adjective /ˈʌpraɪt/
  /ˈʌpraɪt/
 Idioms - (of a person) not lying down, and with the back straight rather than bent
- Try to maintain an upright posture while doing this exercise.
 - a fully upright posture
 - Gradually raise your body into an upright position.
 
Oxford Collocations Dictionaryverbs- be
 - sit
 - stand
 - …
 
- completely
 - fully
 - perfectly
 - …
 
- sit bolt upright
 - stand bolt upright
 
 - placed in a vertical position
- Keep the bottle upright.
 - an upright freezer (= one that is taller than it is wide)
 - an upright vacuum cleaner (= one designed to be used in a vertical position)
 
Extra Examples- Humans have evolved an upright stance.
 - The flag pole wouldn't stay upright.
 - Meals are better taken sitting on an upright chair , not slumped in front of the television.
 - An upright freezer requires less floor space than a chest freezer.
 
Oxford Collocations Dictionaryverbs- be
 - sit
 - stand
 - …
 
- completely
 - fully
 - perfectly
 - …
 
- sit bolt upright
 - stand bolt upright
 
 - (of a person) behaving in a moral and honest way synonym upstanding
- an upright citizen
 
 
Word OriginOld English upriht, of Germanic origin; related to Dutch oprecht and German aufrecht (see up, right).
Idioms 
sit/stand bolt upright 
- to sit or stand with your back straightTopics Appearancec2