n. 25B6; adjective
his publishers were keen to capitalize on his success : EAGER, anxious, intent, impatient, determined, ambitious; informal raring, itching, dying.
a keen birdwatcher : ENTHUSIASTIC, avid, eager, ardent, passionate, fervent, fervid, impassioned; conscientious, committed, dedicated, zealous.
they are keen on horses 007C; a girl he was keen on : ENTHUSIASTIC, interested, passionate; attracted to, fond of, taken with, smitten with, enamoured of, infatuated with; informal struck on, gone on, mad about, crazy about, nuts about.
a keen cutting edge : SHARP, sharpened, honed, razor-sharp.
keen eyesight : ACUTE, sharp, discerning, sensitive, perceptive, clear.
a keen mind : ACUTE, penetrating, astute, incisive, sharp, perceptive, piercing, razor-sharp, perspicacious, shrewd, discerning, clever, intelligent, brilliant, bright, smart, wise, canny, percipient, insightful.
a keen wind : COLD, icy, freezing, harsh, raw, bitter; penetrating, piercing, biting.
a keen sense of duty : INTENSE, acute, fierce, passionate, burning, fervent, ardent, strong, powerful.
reluctant, unenthusiastic.