Foolish behavior or a foolish action
Something, such as an act or suggestion, that is considered stupid or foolish.
(Law) Unsoundness of mind sufficient to render a person unfit to maintain a contractual or other legal relationship or sufficient to warrant commitment to a mental health facility.
The definition of lunacy is the state of being insane or wild foolishness.
Extravagant foolishness or frivolity:
The quality or fact of being devoid of something specified:
A costly undertaking having an absurd or ruinous outcome.
Something empty of meaning or sense.
Find another word for senselessness. In this page you can discover 22 synonyms, antonyms, idiomatic expressions, and related words for senselessness, like: foolery, silliness, absurdity, foolishness, idiocy, imbecility, insanity, lunacy, madness, nonsense and preposterousness.