deepen
131Intensity — In*ten si*ty, n. [LL. intensitas: cf. F. intensit[ e]. See {Intense}.] [1913 Webster] 1. The state or quality of being intense; intenseness; extreme degree; as, intensity of heat, cold, mental application, passion, etc. [1913 Webster] If you… …
132heighten — verb (heightened; heightening) Date: 1523 transitive verb 1. a. to increase the amount or degree of ; augment b. to make brighter or more intense ; deepen c. to bring out more strongly ; point up …
