1. plural of fatuousness; the quality or state of being fatuous; foolishness or lack of intelligence
Usage: abstract noun; typically used in formal or academic contexts

Examples

• The fatuousnesses of his remarks were evident to everyone in the room.
• She grew tired of the fatuousnesses that characterized much of the debate.
• The critic pointed out the fatuousnesses in the film's plot and dialogue.
• His fatuousnesses made it difficult for others to take him seriously.
• The fatuousnesses of popular culture often go unquestioned by casual viewers.