First rhymes with:
furst, guaranty-first, headfirst, interfirst, medfirst, berst, burst, coerced, conversed, cursed, disbursed, dispersed, durst, emersed, 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, werst, worst, wurst
First sounds like:
fabricate, fabricated, fairest, fairhurst, farragut, farsighted, farwest, ferocity, fiercest, fierst, fireside, firzite, forced, forecast, forecasted, foreshadow, foreshadowed, foresight, forest, foresta, forested, forged, forget, forgette, forgot, forked, forrest, forseth, forst, forsyth, forsythe, forsythia, fraught, frausto, freaked, frechette, freest, freight, freightway, frescoed, freshest, frigate, fright, frigid, frisked, frist, fristoe, frost, frosted, frosty, fuerst, furst