Favoritism rhymes with:
diamagnetism, elitism, semitism, absolutism, astigmatism, autism, conservatism, corporatism, despotism, diamagnetism, dogmatism, egotism, electromagnetism, elitism, ergotism, ferromagnetism, helotism, hypnotism, leftism, magnetism, nepotism, patriotism, pragmatism, protestantism, rheumatism, semitism, separatism, statism, stigmatism
Favoritism sounds like:
fortson, fradkin, fredkin, fridson, friedsam, friedson, fritchman, fritzen