Antonyms of noun folly

1 of 4 senses of folly

Sense 1
folly, foolishness, unwiseness -- (the trait of acting stupidly or rashly)
       Antonym of wisdom (Sense 2)
      => wisdom, wiseness -- (the trait of utilizing knowledge and experience with common sense and insight)

Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun folly

4 senses of folly

Sense 1
folly, foolishness, unwiseness -- (the trait of acting stupidly or rashly)
       => trait -- (a distinguishing feature of your personal nature)

Sense 2
stupidity, betise, folly, foolishness, imbecility -- (a stupid mistake)
       => mistake, error, fault -- (a wrong action attributable to bad judgment or ignorance or inattention; "he made a bad mistake"; "she was quick to point out my errors"; "I could understand his English in spite of his grammatical faults")

Sense 3
folly, foolishness, craziness, madness -- (the quality of being rash and foolish; "trying to drive through a blizzard is the height of folly"; "adjusting to an insane society is total foolishness")
       => stupidity -- (a poor ability to understand or to profit from experience)

Sense 4
folly, foolery, tomfoolery, craziness, lunacy, indulgence -- (foolish or senseless behavior)
       => play, frolic, romp, gambol, caper -- (gay or light-hearted recreational activity for diversion or amusement; "it was all done in play"; "their frolic in the surf threatened to become ugly")