Might we suggest:
ro·ta·sub·ter·i·a·tion ˌrō-tə-səb-tēr-ē-ˈā-ʃən, n., oft. fig., 1. to throw someone under a bus; to discard an individual once they no longer serve one’s purposes. 2. The state or result of being thrown under a bus or discarded as useless. Origin: Latin rŏta (“wheel”) and subterjăcĭo (“to throw under something”).
—ro·ta·sub·ter·i·a·te, v.t., —-ˈtē-rē-āt, to throw someone under the proverbial bus.
—ro·ta·sub·ter·i·a·tor, n., —-ˈā-tər, one throwing someone under the proverbial bus.
—ro·ta·sub·ter·i·a·tee, n., —-ā-ˈtē, one thrown under the proverbial bus.
Don’t ask impertinent questions like that jackass Adept Lu.