mal*o"dor*ous*ness
Webster's Dictionary (GCIDE)
malodorous \mal*o"dor*ous\, a. Offensive to the sense of smell; ill-smelling. -- mal*o"dor*ous*ness. n. --Carlyle. [1913 Webster]
malodorousness \mal*o"dor*ous*ness\ n. The attribute of having a strong offensive smell.
Syn: stinkiness, foulness, rankness. [WordNet 1.5]