acuto-, acut-, acuti-, acu-, -cusis; also, agu-

(Latin: sharp, to sharpen; point; needle, pin)

acute (uh KYOOT) (adjective), more acute, most acute
1. Having a sharp point: Angles of less than 90 degrees are called acute angles.
2. Extremely severe and sharp; as an “acute pain”: Sharon had an acute headache.

Henry is suffering from acute appendicitis.

3. Keenly perceptive or discerning, ingenious; mentally quick, shrewd: Einstein is said to have been a man of uncommonly acute intelligence.
4. Of great importance or consequence; crucial: The company had an acute lack of financial resources.
Keenly perceptive or discerning.
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acutely
1. Of senses and feelings: Keenly, delicately; sharply, poignantly.
2. Of the mental faculties: With ready or quick apprehension, with keen penetration, shrewdly.
3. Of things material: Sharply.
acuteness
1. Of things material: Sharpness of point or edge.
2. Of a disease or pain: Sharpness, keenness.
3. Of sounds: Shrillness, high pitch.
4. Of the senses or feelings: Keenness, quickness, sensitiveness.
acutiangle
Acute-angled.
acuticostal
Pertaining to or having projecting ribs.
acutifoliate
Sharp-leaved.
acutilingual (adjective)
Having a sharply pointed tongue or mouth; such as, certain bees.
acutilobate
Sharp-lobed.
acutish
Somewhat acute.
acutomancia, acutomanzia, acutomancy
A form of divination that uses pins or needles: Diviners use seven sharp objects which fall on a table and the patterns are read for acutomanzia which usually includes thirteen pins, or needles, that are used, ten of them are straight and three are bent.

During the processes of acutomanzias, the pins or needles are shaken and when they fall on a table covered with a light film of talcum-powder, their formations in the powder and their positions are studied for possible revelations about a person's future.

ague
1. A fever; such as, from malaria; which is marked by paroxysms of chills, fever, and sweating recurring at regular intervals.
2. A fit of shivering, a chill; therefore, ague can refer to both chills and fevers.
3. Etymology: aigue entered English usage in the 14th century, having crossed the English channel from the Middle French aguë.

The word shares the same origin as acute. It comes from the Latin acutus, "sharp or pointed". A fievre aigue in French was a sharp, pointed, or acute fever.

aguelike
1. A replica of an intermittent fever, attended by alternate cold and hot fits.
2. A condition in which there is a cold fit or rigor of an intermittent fever; such as, a fever and ague.
aguish
1. Producing, resembling, or resulting from ague; an old word for illness in which a person has a fever, feels cold, and shivers.
2. Easily affected by or subject to fits of ague or a fit of shivering.
3. Shaking; quivering.
4. Chilly; somewhat cold or shivering; and so, having the qualities of an ague.
aguishly
1. A description of a febrile condition in which there are alternating periods of chills, fever, and sweating.

A feverish condition involving alternating hot, cold, and sweating stages; especially, as a symptom of malaria.
2. A reference to a condition whereby a person has chills or fits of shivering.

aguishness
Chilliness; the quality of being aguish.

Cross references of word families that are related directly, or indirectly, to: "sour, sharp": acerb-; aceto-; acid-; acies- (not "sour"); oxy-; pung- (not "sour").