The Collaborative International Dictionary of English v.0.48:

Curiality \Cu`ri*al"i*ty\ (-?l"?-t?), n. [Cf. LL. curialitas
   courtesy, fr. curialis.]
   The privileges, prerogatives, or retinue of a court. [Obs.]
   --Bacon.
   [1913 Webster]

Bouvier's Law Dictionary, Revised 6th Ed (1856):

CURIALITY, Scotch law. The same as courtesy. (q.v.) 1 Bell's Com. 61.