Exorbitance \Ex*or"bi*tance\, Exorbitancy \Ex*or"bi*tan*cy\,, n. A going out of or beyond the usual or due limit; hence, enormity; extravagance; gross deviation from rule, right, or propriety; as, the exorbitances of the tongue or of deportment; exorbitance of demands. "A curb to your exorbitancies." --Dryden. [1913 Webster] The lamentable exorbitances of their superstitions. --Bp. Hall. [1913 Webster]