callownessEtymologyFrom Middle English calowʒnes (“baldness”), equivalent to callow + -ness. Cognate with West Frisian kealens (“baldness”).nounThe condition of being callow; immaturity.“It is likely that historians will look back on American life and see it — with its truths and errors, its callownesses and obsessions and insights, its childishness and its power — as one of the memorable civilizations of history.”