erect

Adjective

• of sexual organs; stiff and rigid

• upright in position or posture
  • an erect stature
    
  • erect flower stalks
    
  • for a dog, an erect tail indicates aggression
    
  • a column still vertical amid the ruins
    
  • he sat bolt upright
    

Verb

• cause to rise up

• construct, build, or erect
  • Raise a barn
    

Related words

• Synonyms: 
  tumid , vertical , upright , rear , raise , set up , put up
• Antonyms: 
  unerect , level , raze , rase , dismantle , tear down , take down , pull down