Keen
Part of speech: verb
Definition: To sharpen; to make cold. To utter a keen.
Part of speech: noun
Definition: A prolonged wail for a deceased person.
Part of speech: adjective
Definition: sharp; having a fine edge or point. acute of mind; sharp; penetrating; having or expressing mental acuteness. bitter; piercing; acrimonious; cutting; stinging; severe; as, keen satire or sarcasm. piercing; penetrating; cutting; sharp; -- applied to cold, wind, etc,; as, a keen wind; the cold is very keen. eager; vehement; fierce; as, a keen appetite. Enthusiastic Marvelous.
Example sentence: I don't know why people are so keen to put the details of their private life in public; they forget that invisibility is a superpower.
Exquisite
Part of speech: adjective
Definition: Especially fine or pleasing; exceptional.Carefully adjusted; precise; accurate; exact.Recherché; far-fetched; abstruse.
Example sentence: When she had passed, it seemed like the ceasing of exquisite music.