Home › Words › U › unadvisednessunadvisednessunadvisedness means the quality of being inadvisable.Among words judged in Lexicurio's Arena, unadvisedness ranks #36,524 of 42,747 for Qualifying.EtymologyFrom unadvised + -ness.nounThe quality of being inadvisable.Definitions & examples from Wiktionary (CC BY-SA 3.0).