Wester rhymes with:
questar, requester, sequester, westar, amvestor, bester, brester, chester, ester, esther, fester, hester, investor, ivester, jester, kester, leicester, lester, mclester, mester, mestre, molester, nester, nestor, pester, polyester, questar, requester, rester, semester, sequester, silvester, sylvester, sylvestre, tester, testor, trester, trimester, vestar, vester, westar
Wester sounds like:
wachter, waechter, wagster, waster, wastewater, waycaster, wechter, westair, westar, westra, wooster