Gibbens rhymes with:
fitzgibbons, ribbons, bourbons, cabins, carbons, cubans, fitzgibbons, fluorocarbons, grabens, hertzenleben's, hydrocarbons, mccubbins, ribbons, robin's, robins, robins', rubens, suburbans, toobin's, turbans, urban's
Gibbens sounds like:
g'vanni's, gabbing, gaping, gapinski, gasping, gaufman's, geving, gibbins, gibbons, gibian's, giovanni's, giovenco, giovinazzo, givenchy, givenness, givens, givens's, giving, givins, goffman's, goofing, gosbank, gossiping, gubbins