Glummer rhymes with:
plumber, plummer, brummer, bummer, comer, drummer, dumber, dummer, hummer, kummer, midsummer, nemir, plumber, plummer, somer, sommer, summar, summer
Glummer sounds like:
gallamore, gallemore, gallimore, gellner, gillmore, gilmer, gilmore, gilmour, glamor, glamour, glenayre, glenmore, glenora, glimmer, glomar, gloomier, goellner, gyllenhammar