Werst rhymes with:
worst, wurst, berst, burst, coerced, conversed, cursed, disbursed, dispersed, durst, emersed, first, furst, gerst, guaranty-first, headfirst, hearst, herst, hirst, huerst, hurst, immersed, interfirst, interspersed, kerst, kirst, medfirst, merced, nursed, pursed, rehearsed, reimbursed, reversed, submersed, thirst, unrehearsed, unreimbursed, versed, worst, wurst
Werst sounds like:
warehoused, warhurst, workaday, workday, worked, workout, worksheet, worst, worsted, wracked, wreaked, wrecked, wrest, wrested, wright, wrist, wrought, wurst