Langhorn rhymes with:
langhorne, langhorne, langhorne, langhorne, leghorn, acorn, bralorne, capricorn, colborn, colborne, deerborne, eichorn, hagadorn, halliciforn, hathorn, hawthorne, heckendorn, kempthorne, langhorne, leghorn, newborn, silverthorn, silverthorne, sonneborn
Langhorn sounds like:
langerman, langhorne, lohengrin, longhorn, longshoremen, lunchroom, lungren