bumping
n.— «The county continues to face budget cuts, so the emergency medical services manager’s job was eliminated. Because he has more seniority over the AIDS chief, he will take that post. The process is known as “bumping.”» —“Santa Clara County replaces AIDS chief” by Seth Hemmelgarn Bay Area Reporter (San Francisco, California) Jan. 17, 2008. (source: Double-Tongued Dictionary)