lack of common sense; thoughtlessness; senselessness; irrationality; absurdity
ordinary; sensible; commonplace
unconventional; eccentric; offbeat; aberrant; outlandish; crazy
person of common sense; common sense man
common sense; general knowledge; common knowledge
common-sense expectation; obvious conclusion; conventional wisdom; received opinion
(Scottish) School of Common Sense
philosophy of common sense
test of general knowledge