Exxon rhymes with:
fudosan, nissan, pusan, raison, saison, adlon, aegon, aequitron, agouron, aharon, aidan, albritton, algernon, allbritton, alliston, altron, ameron, amidon, anasquan, anyon, astrakhan, aubuchon, audubon, avedon, avodon, avon, axlon, baylon, betavon, bhagwan, bisaillon, bohannon, bohanon, bordelon, bouchillon, boyan, calderon, carlyon, carlzon, castanon, castellon, castillon, castrejon, celeron, certron, chemetron, chlorofluorocarbon, circon, claridon, coldiron, congleton, connaughton, creviston, crunkleton, culleton, cyclotron, dehaan, deion, deniston, denniston, deon, dione, dionne, donilon, dunagan, eccleston, eddlemon, edmiston, eggleton, egleston, electron, elektron, elliston, embleton, enron, enzon, equion, eron, esteban, estefan, fincannon, freon, fudosan, futon, gahagan, galyon, geon, gian, grammophon, grandon, hambleton, hanagan, hardimon, heptathlon, hollomon, hourihan, humiston, hunan, icahn, icon, ikon, integon, interferon, invitron, ireton, iwan, johann, joulwan, juwan, katayan, kayvon, keniston, khazakhstan, kikkoman, kohan, krypton, lebreton, leon, luzon, magallon, magowan, maranon, matewan, maxion, michcon, milacron, mohan, moleculon, morejon, moreton, narayan, negatron, neon, nephron, nihon, nissan, nunan, o'hagan, orelon, ormiston, oxymoron, pembleton, peniston, perignon, pettijohn, phototron, pingleton, pitswon, poppleton, prebon, pusan, python, ragunathan, raison, raytheon, regwan, revlon, rostovondon, saison, sauvignon, sczechuan, sethuraman, shiyuan, solitron, stefan, tampon, tebuthiuron, tejon, telectron, telethon, telxon, tevatron, textron, theone, ticketron, torrejon, transcon, vaneaton, vernitron, vitramon, vuncannon, wilemon, williston, wilpon, wobegon, wojahn, xenon
Exxon sounds like:
eachan, eagan, eagen, eagon, eaken, eakin, easom, eason, eckman, eckmann, ecogen, econ, economou, economy, ecumena, eczema, egan, eggen, eggum, egnew, egoism, egon, eichen, eichman, eichmann, eigen, eighmey, eighmy, eisaman, eischen, eiseman, eisemann, eisen, eisenman, eisenmann, eisin, eisman, eison, ekman, eocene, equine, equion, eschen, eschmann, esham, eskimo, eskin, esme, esmine, essen, essman, esson, eugene, eugenia, eugenie, eugenio, exam, examine, excision, exhume, exim, exon, exum