Home › Words › N › numbskullerynumbskullerynumbskullery means the behaviour of a numbskull; foolishness; stupidity.EtymologyFrom numbskull + -ery.nounThe behaviour of a numbskull; foolishness; stupidity.Definitions & examples from Wiktionary (CC BY-SA 3.0).Words closest in meaningBy meaning, not spelling — each word's AI semantic fingerprint, nearest first.numbskulled 77% match — stupid. vs numbskullery →numskull 73% match — A dunce, mentally dull or stupid person. vs numbskullery →numps 70% match — A fool; a blockhead. vs numbskullery →dullardry 67% match — The behaviour or beliefs of a dullard; ignorance. vs numbskullery →numbnuts 67% match — A slow-witted, unresponsive, or inept person (usually male). vs numbskullery →nincompoopery 67% match — The beliefs and behaviours of a nincompoop; folly; idiocy. vs numbskullery →duncery 66% match — Stupidity or idiocy. vs numbskullery →dumbitude 64% match — Lack of sense or intelligence; stupidity. vs numbskullery →