ronger son frein signifie anglais

champ at the bit▼◼◼◼(to show impatience when delayed)
verb

smolder [smoldered, smoldering, smolders]▼(to show signs of repressed anger or suppressed mental turmoil or other strong emotion)
verb
[UK: ˈsməʊl.də(r)] [US: ˈsmoʊl.də(r)]