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Acumen

//əˈkjumən// noun

Noun

1
Quickness of perception or discernment; penetration of mind; the faculty of nice discrimination; acuity of mind. uncountable, usually
""I am going to ask you a question that does not require much legal acumen to answer," said Lord Meersbrook to his attorney, when he called the next day in Lincoln's Inn;..."
2
shrewdness shown by keen insight wordnet
3
A sharp, tapering point extending from a plant. uncountable, usually
"The black star of the corolla, characteristic of the original form, the manyfloweredness of the inflorescence (often connected with [3]—4 whirls), upper leaves in the inflorescence, adpression of the acumina of the calyx, its size, the closely situated anthers, long pistils, the length of the pedicel above and below the articulation and the thickness of the pedicel dominate."
4
a tapering point wordnet
5
A bony, often sharp, protuberance, especially that of the ischium. uncountable, usually
"The rostrum is the anterior extension of the carapace between the eyes. It ends in a more or less acute tip, or acumen, and may have a lateral spine on each side or bear a longitudinal keel (carina) on the dorsal surface."

Borrowed from Latin acūmen (“sharp point”).

Unscramble this word: acumen