heighten

/ˈhaɪtən/
verb
  1. To increase or make something greater in degree, intensity, or effect.
    • The loud music only served to heighten the tension in the room.
    • The security measures were heightened after the threat was reported.
    • Adding more spices will heighten the flavor of the soup.
  2. To make something physically higher or raise it up.
    • They decided to heighten the fence to keep the deer out of the garden.
    • The architect proposed to heighten the ceiling to let in more light.
    • We need to heighten the platform so the speaker can be seen better.
Antonyms
What does "heighten" mean? | whatsthatwordmean | whatsthatwordmean