Synonyms of foolishness in English:

foolishness


See definition of foolishness

noun

1‘I regretted my foolishness over the matter’

SYNONYMS
folly, foolhardiness, stupidity, idiocy, imbecility, silliness, inanity, lunacy, madness, rashness, recklessness, imprudence, injudiciousness, lack of caution, lack of foresight, lack of sense, irrationality, illogicality, irresponsibility, thoughtlessness, indiscretion
informal craziness
British informal daftness
ANTONYMS

wisdom, sense