High-grade
Part of speech: adjective
Definition: Of high quality, particularly good.
Best
Part of speech: adjective
Definition: Most; largest.
Part of speech: adverb
Definition: (manner) Accurately, competently, satisfactorily.
Part of speech: verb
Definition: To beat in a contest.
Part of speech: noun
Definition: The supreme effort one can makeThe person (or persons) who is (are) most excellent.
Example sentence: Learn to say 'no' to the good so you can say 'yes' to the best.