v become more extreme
v make more extreme; raise in quantity, degree, or intensity
v increase
v increase the height of
v make (one's senses) more acute
v make more intense, stronger, or more marked
v. （使）变高, （使）增大( heighten的过去式和过去分词 ); （使）提高; （使）加强[重]
1. The heightened security measures made everyone feel safer at the event.
加强的安全措施让每个人在活动中感到更安全。
2. Her heightened awareness of the problem helped her find a solution quickly.
她对问题的敏锐意识帮助她迅速找到了解决方案。
3. The movie created a heightened sense of tension as the climax approached.
随着高潮的临近，这部电影营造了一种紧张感。