bituminous
bi.tu.mi.nous \b*-'t(y)u:-m*-n*s, bi--\ aj 1: resembling, containing, or impregnated with bitumen 2: of or relating to bituminous coal
bi.tu.mi.nous \b*-'t(y)u:-m*-n*s, bi--\ aj 1: resembling, containing, or impregnated with bitumen 2: of or relating to bituminous coal