Fatigue rhymes with:
mctigue, steeg, steig, stieg, teague, teig, tigue, creagh, deeg, eeg, feig, fleig, greig, heeg, intrigue, killeagh, klieg, kreig, krieg, league, mckeag, mckeague, mctigue, pigue, reeg, rieg, schmieg, sieg, steeg, steig, stieg, teague, teig, tigue, vigue, zieg, zwieg
Fatigue sounds like:
faddis, faddish, fades, fads, faiths, fates, fatigues, fats, fatties, fatuous, fauteux, fayed's, feats, fed's, fedak, fedex, feds, feeds, feith's, feitz, fetch, fetches, fetish, fetsch, fetsko, fettes, fettig, fetus, fetuses, fetz, feuds, feutz, fiat's, fides, fifths, fifties, fifty's, fitak, fitch, fites, fits, fitts, fitz, fitzco, fitzhugh, food's, foods, foods', foodways, footage, foote's, fotis, foutch, fouts, foutz, fudge, fudgy, futch