Home › Words › U › undaintinessundaintinessundaintiness means the quality of not being dainty.Among words judged in Lexicurio's Arena, undaintiness ranks #36,606 of 42,747 for Qualifying.EtymologyFrom undainty + -ness.nounThe quality of not being dainty.Definitions & examples from Wiktionary (CC BY-SA 3.0).