Verb (used with object), : a voice asperated by violent emotion.    From Dictionary.com. 

A Frenchman may be an unkind husband, a severe parent, or an arrogant master, yet never contract his features, or asperate his voice, and for this reason is, in the national sense, "un homme bien doux.".    From Wordnik.com.  [A Residence in France During the Years 1792, 1793, 1794 and 1795, Complete Described in a Series of Letters from an English Lady: with General and Incidental Remarks on the French Character and Manners] Reference

The bone marrow asperate is suppose to encourage new bone growth.    From Wordnik.com.  [Rangerfans.com] Reference

A Frenchman may be an unkind husband, a severe parent, or an arrogant master, yet never contract his features, or asperate his voice, and for this reason is, in the national sense.    From Wordnik.com.  [A Residence in France During the Years 1792 1793 1794 and 1795]

"bone marrow asperate" taken from Joe's hip to fill up the hole.    From Wordnik.com.  [Rangerfans.com] Reference