Acute (adjective)

  1. Having a sharp point or tip.
  2. Having a sudden and severe onset.
  3. Having a high degree of intensity.
  4. Having a keenness of perception or insight.

Origin:

From latin acutus "sharp, pointed".

Examples:

  1. The acute angle was measured.
  2. He has an acute case of the flu.
  3. The acute pain in his chest was caused by a heart attack.
  4. She has an acute sense of smell.
  5. His acute business sense made him successful.
Some random words: bother, exacerbate, carom