Gideon was frightened but he tried to do what he'd learned to do in the war-let the fear heighten rather than hamper his concentration.

But their fear of one heightened their fear of the other.

On the other hand, the fear of pain, and apprehension as to its effects, will heighten the intensity of its sensation.

Markets Stock market investors' fears of rising interest rates heightened, forcing a sweeping sell-off.

In fact, studies show that once awakened, fear and other emotions heighten people's reactions to other potential hazards.

The fear of school violence has heightened administrators' concern about underground publications and the controversies they may raise.

The group quickly drive away in their R.V. but hit a patch of thick fog and become lost, as fears of the curse heighten.

He watched the fear heighten within the poor peasant woman.

None of the main characters, including the adult librarian, are sexually active, though their curiosity and fear heightens every foray into danger.

He felt the press of impending doom, no doubt, and that fear will only heighten when word of the utterly destroyed outer house reaches him.