Gruben rhymes with:
lubben, mccubbin, ubben, wubben, alban, alben, bobbin, bourbon, brisbon, caban, cabin, carbon, chabon, chambon, coben, corban, cuban, darbonne, durban, durben, eban, ebben, eben, eiben, erxleben, farben, fitzgibbon, fluorocarbon, galban, gibbon, goben, graben, gribben, gribbon, groben, habben, hemoglobin, hertzenleben, hibben, hilbun, hoban, hoben, holben, hydrocarbon, ibn, interurban, jacobin, karban, kilbane, kleban, kuban, laban, leben, lebon, lisbon, lobban, lubben, maben, mabon, malbon, mayben, mccubbin, mcgibbon, mckibben, mckibbin, mckibbon, mebane, montalban, obon, orban, orben, osbon, osbun, ozbun, plybon, psilocybin, raben, rabun, rathbun, raybon, reuben, ribbon, rieben, robben, robin, ruben, saban, santiesteban, schaben, sieben, suburban, tebben, toben, toobin, turban, turben, ubben, urban, wilbon, wubben
Gruben sounds like:
garofano, garvin, gerbino, girvan, girven, girvin, graben, graffam, grapevine, gravano, graven, gravina, gravino, gribben, gribbin, gribbon, griffen, griffin, griffon, groben, grobian, groopman, groveman, grubman