Natter rhymes with:
vanatter, vannater, vannatter, antimatter, attar, batter, blatter, chatter, chitterchatter, clatter, fatter, flatter, hatter, latter, matter, mcfatter, mcphatter, patter, platter, sater, satter, scatter, schlatter, shatter, slatter, smatter, spatter, splatter, tatar, tatter, vanatter, vannater, vannatter, vatter
Natter sounds like:
n'dour, nader, nadir, nature, neater, neathery, nedrow, needier, neider, neither, nether, nethery, netter, netware, neuter, nieder, niederer, nitro, notaro, notary, noteware, nother, notre, notter, nutri, nutria, nutter