The Collaborative International Dictionary of English v.0.48:

Incommodity \In`com*mo"di*ty\, n.; pl. Incommodities. [L.
   incommoditas: cf. F. incommodit['e]. See Incommodious.]
   Inconvenience; trouble; annoyance; disadvantage; encumbrance.
   [Archaic] --Bunyan.
   [1913 Webster]

         A great incommodity to the body.         --Jer. Taylor.
   [1913 Webster]

         Buried him under a bulk of incommodities. --Hawthorne.
   [1913 Webster]