spurgall

from The Century Dictionary.

• noun A sore or callous and hairless place, as on the side of a horse, caused by use of the spur.
• To make a spur-gall on, as a horse.

from the GNU version of the Collaborative International Dictionary of English.

• noun A place galled or excoriated by much using of the spur.
• transitive verb To gall or wound with a spur.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• verb obsolete, transitive To gall or wound with a spur.