The Collaborative International Dictionary of English v.0.48:

Subordinance \Sub*or"di*nance\, Subordinancy \Sub*or"di*nan*cy\,
   n. [Pref. sub + L. ordinans, p. pr. of ordinare. See
   Subordinate, a.]
   Subordinacy; subordination. [Obs.] --Dr. H. More. Sir W.
   Temple.
   [1913 Webster]