Home › Words › R › rottingnessrottingnessrottingness means something which is undergoing rot or decomposition.Among words judged in Lexicurio's Arena, rottingness ranks #30,933 of 42,747 for Qualifying.EtymologyFrom Middle English rotyngnesse; equivalent to rotting + -ness.nounSomething which is undergoing rot or decomposition.e.g.“He sent women down to the beach to collect the guttings and debris left there, the rottingness of fish which stank so badly, the unsaltable entrails of cod and plaice and porpoise in wooden buckets.” — 1992, Helen Flint, Making the angels weep, Heinemann, page 25:Definitions & examples from Wiktionary (CC BY-SA 3.0).