erubescency

from The Collaborative International Dictionary of English v.0.48

Erubescence \Er`u*bes"cence\ (?; 135), Erubescency
\Er`u*bes"cen*cy\, n. [L. erubescentia: cf. F. ['e]rubescence.]
   The act of becoming red; redness of the skin or surface of
   anything; a blushing.
   [1913 Webster]