- become more extreme; "The tension heightened"
- enhance: increase; "This will enhance your enjoyment"; "heighten the tension"
- increase the height of; "The athletes kept jumping over the steadily heightened bars"
- sharpen: make (one's senses) more acute; "This drug will sharpen your vision"
- intensify: 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"
- heightening(a): reaching a higher intensity; "their heightening fears"
- To make high; to raise higher; to elevate; To carry forward; to advance; to increase; to augment; to aggravate; to intensify; to render more conspicuous; -- used of things, good or bad; as, to heighten beauty; to heighten a flavor or a tint
- (heightened) increased in intensity or concentration; elevated, stepped-up
- The act of increasing the emotional level of a character or raising the stakes of a scene to make the potential consequences more extreme or dire.