What rhymes with heartburns

1 Syllable
burns, churns, earns, fern's, ferns, herns, learns, querns, spurns, stern's, sterns, terns, turns, urn's, urns
2 Syllables
adjourns, burnes, burness, burnis, burnups, churners, concern's, concerns, discerns, downturns, earners, erners, ernes, ernests, ferness, fernles, heartburns, hernals, hernes, hernits, pernas, pernes, pernis, pernois, quernes, returns, sternes, sternis, sunburns, ternans, ternas, ternes, terness, turn-ons, turnes, turnus, unlearns, urnes, urness
3 Syllables
hernius, returners, returnles
4 Syllables
taciturnus