convenance

from The Collaborative International Dictionary of English v.0.48

Convenance \Con"ve*nance\, n. [F., fitness, suitableness.]
   That which is suitable, agreeable, or convenient.
   [1913 Webster]

         And they missed
         Their wonted convenance, cheerly hid the loss.
                                                  --Emerson.
   [1913 Webster]