- acute appendicitis.
- acute pain.
- acute patients.
- an acute (or critical) lack of research funds.
- an acute observer of politics and politicians.
- as sharp and incisive as the stroke of a fang.
- felt acute annoyance.
- frequent penetrative observations.
- icy knifelike reasoning.
- incisive comments.
- intense itching and burning.
- penetrating insight.
- the acute phase of the illness.