Home › Words › S › swarminessswarminessswarminess means the quality of being swarmy.Among words judged in Lexicurio's Arena, swarminess ranks #41,442 of 42,747 for Qualifying.EtymologyFrom swarmy + -ness.nounThe quality of being swarmy.Definitions & examples from Wiktionary (CC BY-SA 3.0).