Here are some of the most common words ending in “w”:
know, new, now, how, show, law, view, follow, low, allow, few, draw, window, saw, knew, grow, review, throw, below, interview, slow, flow, row, narrow, blow, tomorrow, yellow, shadow, snow, crew, fellow, withdraw, drew, raw, borrow, grew, somehow, bow, cow, widow, swallow, threw, shallow, straw, elbow, jaw, glow, screw, arrow, jew, hollow, flew, shaw, brow, rainbow, pillow, eyebrow, renew, overview, nephew, meadow, bungalow, sorrow, chew, blew, overthrow, vow, claw, sow, barrow, brew, overflow, tow, sew, withdrew, burrow, preview, crow, stew, flaw, willow, outlaw, thaw, harrow, paw, hedgerow, warsaw, mellow, marrow, jigsaw, yew, endow, anyhow, wow, overshadow, curfew, bellow, sparrow, bestow, outflow, inflow, pew, roadshow, ow, wheelbarrow, furrow, dow, barlow, dew, strew, morrow, mow, eschew, stow, hacksaw, chainsaw, airflow, gnaw, prow, yarrow, disallow, anew, shrew, slew, corkscrew, farrow, curlew, scarecrow, pow, crossbow, mildew, billow, aircrew, skew, unscrew, outgrow, jackdaw, sinew, sallow, byelaw, callow, minnow, mew, wallow, chow, shew, sideshow, bedfellow, highbrow, redraw, phew, disavow, fallow, aw, foreshadow, foresaw, guffaw, naw, overthrew, askew, spew, overgrow
Note that this is an appendix to one or more Punpedia entries.