Snuff rhymes with:
enough, acuff, bluff, bruff, buff, cluff, cuff, cuffe, duff, enough, fluff, gruff, guff, hough, huff, leboeuf, lebouef, luff, macduff, mcduff, mcgeough, muff, pluff, puff, rebuff, rough, ruf, ruff, schuff, scuff, shuff, slough, stough, stuff, tough, tuff
Snuff sounds like:
samba, sambo, samp, sampey, sanofi, schamp, schempf, schempp, schimpf, schnapp, schnepf, schnepp, schoenhof, seekamp, seneff, senf, senff, shambo, shamp, shampoo, sheshunoff, shimp, signify, simba, skimp, skimpy, smaby, smeby, snafu, snap, snape, snapp, snappy, sniff, sniffy, snip, snipe, snob, snobby, snoop, snoopy, snub, socanav, sosnoff, succumb, sump, sunobe, sunup, swamp, swampy