Graduation rhymes with:
continuation, devaluation, discontinuation, evaluation, fluctuation, infatuation, insinuation, menstruation, overvaluation, punctuation, reevaluation, revaluation, self-perpetuation, situation, undervaluation, valuation
Graduation sounds like:
garden, gardena, gardenia, gardin, gardini, garduno, gardyne, garritano, garten, gartin, gartman, garton, gerdeman, giardina, giardini, giardino, giarratano, giordani, giordano, girardin, girten, girtman, girton, gordan, gordana, gorden, gordian, gordin, gordon, gortney, gorton, gourdine, gradation, graden, gradney, grattan, gratton, graydon, greetham, gretna, gritton, groden, grodin, groton, grutman, guardian, guardin, guardino, guertin, gwartney, gyration, gyrodyne