The Collaborative International Dictionary
Heighten \Height"en\ (h[imac]t"'n), v. t. [Written also highten.] [imp. & p. p. Heightened; p. pr. & vb. n. Heightening.]
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. ``To heighten our confusion.''
An aspect of mystery which was easily heightened to the miraculous.