If she were a real person, Daria, who had the keenest eye for irony of her generation, would just love that.
Lest we forget, the Republican candidate in 2012 with the keenest interest in technology was Texas Governor Rick Perry.
The heralds in their tabards were marvellous to behold, and a nod from Rouge Croix gave me the keenest gratification.
The keenest sense-impressions are undoubtedly those of contrast.
Constance wrote in the best of spirits, and with the keenest appreciation.
Belknap-Jackson wore an expression of the keenest disrelish.
After these experiments, the cold atmosphere drove us all into the house, with the keenest appetites for supper.
He knew them all, and watched them with the keenest interest.
This sympathy or repulsion in turn converts mere interest into emotional response of the keenest kind.
Even my wife is beginning to admit that, and she was the keenest to come here.
c.1200, from Old English cene "bold brave," later "clever, wise," from Proto-Germanic *kan- "be able to" (see can). Original prehistoric senses seem to have been both "brave" and "skilled;" cognate with Old Norse kænn "skillful, wise," Middle Dutch coene "bold," Dutch koen, Old High German kuon "pugnacious, strong," German kühn "bold, daring." Sense of "eager" is from mid-14c. The meaning "sharp" is peculiar to English: of blades and edges early 13c., of sounds c.1400, of eyesight c.1720. A popular word of approval in teenager and student slang from c.1900.
"lament," 1811, from Irish caoinim "I weep, wail, lament," from Old Irish coinim "I wail." Related: Keened; keening. As a noun from 1830.