The stone chisels were sharpened by chipping off a new edge when dulled. Contamination with iron sulfate was greatly disliked as this darkened and dulled dye colours. As his senses are literally dulled, his imagination helps him sense the spirit's supernatural presence. It originally referred to any substance that relieved pain, dulled the senses, or induced sleep. Glossy, gold-colored, and hand-painted items will be dulled or fade. The British swords, often dulled by their iron scabbards, were very sharp on this occasion. Eventually, the lack of outside musical stimuli dulled the young midshipman's hunger to learn. It was this confidence that dulled the military sense that completely disarmed the Spaniards. In 2005 these were dulled by lightly sanding the panels to eliminate unwanted glare. He was given injections of morphine, but that only dulled the pain a little. Bird begins questioning Bane's dependence on venom, believing it has dulled his judgment. The animosity of King toward Kubrick's adaptation has dulled over time. Despite being drunk, Jeff's shooting skills have not been dulled by his tequila intake. Constant victory it seems, dulled his skills as a soldier. Berger also observed that "love has dulled whatever street edge she might have had".