Restart rhymes with:
start, start, tart, tarte, tartt, ahart, apart, art, bart, bossart, cart, carte, chart, dart, dartt, depart, descartes, fart, goulart, hardt, hart, harte, hartt, heart, impart, k-mart, kabart, mahrt, mart, marte, mccart, mccartt, part, parte, schardt, smart, smartt, start, tart, tarte, tartt
Restart sounds like:
registered, restarted, restored, rightward