Unearth rhymes with:
berth, birth, dearth, earth, firth, fuerth, furth, gerth, girth, hirth, kerth, kurth, mirth, perth, rebirth, wentworth, werth, wirth, worth, wurth
Unearth sounds like:
unearthed, unenumerated, unheard, unhurried, unhurt, unmarried, unrated, unrath, unread, unworried, unworthy