impractical
im.prac.ti.cal \(')im-'prak-ti-k*l\ \(.)im-.prak-ti-'kal-*t-e-\ aj : not practical : as : not wise to put into or keep in practice or effect : IDEALISTIC, THEORETICAL : imcapable of dealing sensibly or prudently with practical matters : IMPRACTICABLE - im.prac.ti.cal.i.ty n