plumb

absolute, all-out, arrant, blank, blooming [chiefly British], bodacious [Southern & Midland], categorical (also categoric), clean, complete, consummate, cotton-picking, crashing, damn, damned, dead, deadly, definite, downright, dreadful, fair, flat, flat-out, out-and-out, outright, perfect, profound, pure, rank, regular, sheer, simple, stark, stone, straight-out, thorough, thoroughgoing, total, unadulterated, unalloyed, unconditional, unmitigated, unqualified, utter, very

erect, perpendicular, raised, stand-up, standing, upright, upstanding, vertical

dead, direct, directly, due, plump, right, straight, straightway

all, all of, all over, altogether, clean, completely, dead, enough, entire, entirely, even, exactly, fast, flat, full, fully, heartily, out, perfectly, quite, soundly, thoroughly, through and through, totally, utterly, well, wholly, wide

bang, directly, forthwith, headlong, immediately, incontinently, instantaneously, instanter, instantly, now, PDQ, presently, promptly, pronto, right, right away, right now, right off, straight off, straightaway, straightway