Ninths rhymes with:
billionths, hyacinths, month's, months, months', sevenths, sixteenths, tenths, thirteenths, aerosmith's, aftermaths, ainsworth's, arrowsmith's, barthes, batholiths, baths, beckwith's, beckworth's, behemoths, bellsouth's, berths, billionths, births, booths, breaths, broths, cenith's, cloths, commonwealth's, dansforth's, dartmouth's, death's, deaths, depths, earth's, earths, eighths, elizabeth's, faiths, feith's, fifths, fourth's, fourths, frogmouths, froths, goldsmith's, goliaths, griffith's, griffiths, growth's, growths, gwyneth's, gwyneths, health's, hearths, heath's, horvath's, hundredths, hyacinths, keith's, laccoliths, leath's, lengths, mammoths, millionths, monmouth's, monoliths, month's, months, months', moths, myths, north's, ostrogoths, plymouth's, psychopaths, rebirths, roth's, roths, ruth's, sabbaths, seth's, sevenths, shaath's, sixteenths, sixths, sleuths, smith's, smiths, south's, souths, strengths, tablecloths, tenths, thirteenths, thousandths, ths, truths, untruths, visigoths, wadsworth's, wavelengths, wealths, widths, woolworth's, worth's, worths, wreaths, youth's, zenith's
Ninths sounds like:
nadgwick, nadja, nantes, nantz, natasha, natasha's, natchez, natchez', natchez's, natec's, natick, nato's, nats, natsios, natzke, nautica, ned's, neddick, needs, neidigh, neitz, neitzke, nematodes, nemetz, nemitz, nendick, nets, netz, newedge, newmont's, newt's, newts, niedzwiecki, nieto's, nietzsche, nimitz, nimtz, nineties, nineties', ninety's, nitka, nitsa, nitsch, nitsche, nitschke, nitz, nitza, nitza's, nitze, nitzsche, nodes, nods, nomad's, nomadic, nomads, nominates, nontoxic, nonwhites, notch, notches, note's, notes, notes', notice, notices, notis, nots, nottage, notz, nowadays, nudes, nudge, nudges, nut's, nuts