Sniffy rhymes with:
diffee, giffy, griffee, griffey, griffie, griffy, iffy, jiffy, riffey, spiffy
Sniffy 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, snip, snipe, snob, snobby, snoop, snoopy, snub, snuff, socanav, sosnoff, succumb, sump, sunobe, sunup, swamp, swampy