Bertha rhymes with:
eartha, hertha, murtha, tregurtha, agatha, aletha, anantha, aretha, atha, bartha, bolitho, botha, calantha, cleantha, cliantha, diantha, eartha, hertha, hiawatha, hyacintha, iantha, inkatha, jacintha, juditha, katha, letha, martha, mccartha, mintha, murtha, naphtha, philantha, ramtha, samantha, tabitha, tregurtha
Bertha sounds like:
b'rith, baird, barath, baratta, bard, bardo, bared, barite, baroid, baroody, barratt, barred, barreda, barret, barreto, barrett, barretta, barrette, barretto, barritt, bart, barta, bartee, barth, bartha, barto, bartoo, bartow, bayard, bayreuth, beaird, beard, bearded, beauford, beaufort, befort, beirut, berard, berardi, berardo, berate, berated, beret, beretta, berrard, berreth, berrett, bert, berta, berte, berth, berti, bertie, berty, berudi, bevard, bharata, bhirud, bierwirth, bird, birdie, birdied, birdy, birt, birth, birthday, board, boarda, boarded, boart, bohart, boord, boorda, borda, bordeau, bored, borrowed, bort, borth, bouffard, bourdeau, bourret, bovard, boward, boy-ar-dee, brad, braddy, bradt, bradway, brady, braid, braided, braidwood, braithwaite, brat, bratt, braud, braude, bread, breaded, breadth, bready, breath, breathe, breathed, breathy, bred, breda, brede, breed, breit, bret, breth, brett, brewed, bride, brideau, bridie, briody, brit, brita, brite, brito, britt, broad, broadaway, broadhead, broadie, broadway, broady, brod, broda, brode, brodhead, brodie, brodt, brody, brood, brooded, broody, broth, brott, broudy, brouhard, broward, browed, broyard, brut, brute, bruyette, brydie, buffered, bufford, buford, burd, burda, burdett, burdette, burdi, burditt, burdo, buried, burrito, burritt, burt, burtt, byard, byford, byrd, byword