2 Metaphors for valence

"So am I true to my duty," returned Wallace, "though De Valence is a traitor to his.

Valence, which we reached towards noon, is a commonplace city on the Rhone; and my only reasons for traversing its dirty streets in preference to taking the road, which passes without the walls, wereto get something for dinner, and because it might have been the birth-place of Aymer de Valence, the valorous Crusader, chronicled in "Ivanhoe," whose tomb I had seen in Westminster Abbey.

2 Metaphors for  valence