Infatuation rhymes with:
fluctuation, punctuation, self-perpetuation, situation, continuation, devaluation, discontinuation, evaluation, fluctuation, graduation, insinuation, menstruation, overvaluation, punctuation, reevaluation, revaluation, self-perpetuation, situation, undervaluation, valuation
Infatuation sounds like:
imboden, imputation, inboden, inhabitation, inhibition, innovation, invitation