Standard Lemma guide

keenness

noun · 6 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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1

noun

Meaning 1

sharpness or cutting ability

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

astuteness or sagacity

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

eagerness or enthusiasm

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

noun

Meaning 4

thinness of edge or fineness of point

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: sharpness

Antonyms: none provided

Broader terms: shape, form, configuration, contour, conformation

Narrower terms: acuteness

5

noun

Meaning 5

a quick and penetrating intelligence

Definition source: Princeton WordNet 3.0

Examples

  • he argued with great acuteness
  • I admired the keenness of his mind

Meaning relationships

Synonyms: acuteness, acuity, sharpness

Antonyms: none provided

Broader terms: intelligence

Narrower terms: steel trap

6

noun

Meaning 6

a positive feeling of wanting to push ahead with something

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: eagerness, avidity, avidness

Antonyms: none provided

Broader terms: enthusiasm

Narrower terms: ardor, ardour, elan, zeal

History

Etymology

From keen + -ness.