definition of
heighten

[1] #1 heighten v. [rise] become more extreme; "The tension heightened". wn

[2] #2 heighten v. make more extreme; raise in quantity, degree, or intensity; "heightened interest". wn

[3] #3 heighten v. [enhance, raise] increase; "This will enhance your enjoyment"; "heighten the tension". wn

[4] #4 heighten v. increase the height of; "The athletes kept jumping over the steadily heightened bars". wn

[5] #5 heighten v. [sharpen] make (one's senses) more acute; "This drug will sharpen your vision". wn