verb (heightens, heightening, heightened, heightened)
Etymology: (suffix, height, en, ss=3)
- 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.
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Full Definition of heighten