Heighten Common

become more extreme

"The tension heightened"

make more extreme; raise in quantity, degree, or intensity

"heightened interest"

increase

"This will enhance your enjoyment"

"heighten the tension"

increase the height of

"The athletes kept jumping over the steadily heightened bars"

make (one's senses) more acute

"This drug will sharpen your vision"

make more intense, stronger, or more marked

"The efforts were intensified"

"Her rudeness intensified his dislike for her"

"Pot smokers claim it heightens their awareness"

"This event only deepened my convictions"

To make high; to raise higher; to elevate.