Cynicism rhymes with:
classicism, criticism, eroticism, gnosticism, lyricism, mysticism, narcissism, skepticism, anglo-catholicism, anti-catholicism, catholicism, classicism, criticism, empiricism, eroticism, fanaticism, gnosticism, lyricism, monasticism, mysticism, narcissism, ostracism, racism, romanticism, skepticism, stoicism
Cynicism sounds like:
cancan, cancienne, cancino, cancom, cancun, cangemi, cangiano, canson, canzano, chang-hsin, changchun, chiengmai, cinnaminson, cinnamonson, cinquemani, coenzyme, comecon, commision, commission, communism, concannon, concession, concussion, conjoin, conkin, conshohocken, consign, consume, cookingham, cunningham, cyanazine