keenest >> kiːn
Definition: [adjective] having or showing eagerness or enthusiasm.
Example: a keen gardener
Definition: [adjective] (of a sense) highly developed.
Example: I have keen eyesight
Definition: [adjective] (of the edge or point of a blade) sharp.
Example: the keen blade went through the weeds
Definition: [adjective] (of activity or feeling) intense.
Example: there could be keen competition to provide the service
Definition: [adjective] excellent.
Example: I would soon fly to distant stars—how keen!