Gubbins rhymes with:
stubbins, bibbins, cobbins, dobbins, dobyns, gibbins, gibbons, gribbins, hobbins, robbins, rubin's, sabins, stebbins, stubbins
Gubbins sounds like:
g'vanni's, gabbing, gaping, gapinski, gasping, gaufman's, geving, gibbens, gibbins, gibbons, gibian's, giovanni's, giovenco, giovinazzo, givenchy, givenness, givens, givens's, giving, givins, goffman's, goofing, gosbank, gossiping