ISEE/SSAT Vocabulary Builder›Words›K›keen
ISEE/SSATmedium
keen
having or showing eagerness, enthusiasm, or a sharp, acute sense
Synonyms
- eager
- sharp
- avid
Antonyms
- indifferent
- apathetic
keen in a sentence
She showed a keen interest in astronomy after visiting the planetarium.
His keen observation about the missing puzzle piece impressed the entire study group instantly.
Where it comes from
From Old English cene 'bold, sharp'
Memory hook
KEEN — like a keen edge, sharp and eager to cut.
Read it in context
- The Winter Choice Nature