Heaves rhymes with:
achieves, aviv's, believes, biev's, cheves, cleaves, eaves, eves, gleaves, greaves, grieves, interleaves, leaves, misconceives, misperceives, neaves, neves, peeves, perceives, reaves, receives, recitatives, reeves, reeves', relieves, retrieves, reves, rieves, sheaves, shreves, sleeves, steeves, steve's, steves, teves, thieves, thieves', weaves
Heaves sounds like:
habeas, habeck, habich, habig, habs, hafez, haffez, hafif's, hapag, hapke, hauppauge, havas, haves, havis, havoc, hbox, heaps, heavies, hibaaq, hibachi, hibbs, hippies, hippos, hipps, hips, hives, hoback, hobaugh, hobbes, hobbies, hobbs, hoboes, hobs, hoefs, hoffa's, hoofs, hoopes, hoops, hooves, hope's, hopes, hopke, hoppes, hopps, hops, hovious, hovis, hubbs, hubco, hubka, hubs, huebsch, huff's, huffs, huffy's, hypes, hypoxia