Fratus rhymes with:
battis, gattis, mattis, matus, pattis, altice, anstice, anstiss, artis, arvanitis, aseritis, atlantis, atlantis', battis, bettis, botrytis, burtis, clematis, courtis, curtice, curtis', curtiss, custis, debenedictis, delaurentis, derobertis, desanctis, desantis, devincentis, disantis, duplantis, estis, eustice, fortis, fotis, gattis, gettis, gottis, hartis, huestis, injustice, intis, justis, kariotis, kasputys, kurtis, lamastus, lantis, lettice, loftis, logothetis, maldutis, maniatis, mantis, martis, matis, mattice, mattis, matus, mazaitis, mertice, metis, moraitis, mortis, myrtice, myrtis, notis, oatis, ortis, otis, pattis, peratis, peratis', petraitis, pettis, phlebitis, pneumocystis, politis, portis, prentice, prentiss, sholtis, shultis, solstice, soltis, veliotis, whitis, yantis
Fratus sounds like:
faraday's, favorites, ferdig, ferrets, fertig, fibroids, foertsch, ford's, fordice, fords, fordyce, foreheads, fortas, fortas's, fortes, forties, fortis, forts, fortuitous, forty's, forwards, fourth's, fourths, frates, fratzke, frauds, fred's, freddy's, freed's, freidy's, freitag, freitas, frets, fretz, freud's, freytag, friday's, fridays, fridge, fridges, fritch, fritos, frits, fritsch, fritsche, fritts, fritz, fritze, fritzi, fritzie, fritzsche, froedge, froths, fruitcake, fruitcakes, fruits, frutchey, furtak, furtick