Animation rhymes with:
acclamation, acclimation, amalgamation, approximation, automation, consummation, defamation, estimation, exclamation, inflammation, intimation, proclamation, reclamation, summation
Animation sounds like:
amadon, amandime, amidon, ammunition, anathema, anatomy, andean, andino, andonian, annotation, antenna, antennae, antenne, anthem, anthon, anthony, antoine, anton, antone, antoni, antonia, antonin, antonini, antonio, antoniou, antoniu, antony, antoon, antuna, antwine, anytime