Words That Rhyme With "Britishism" :

2 syllables:

chrism, chrisom, ism, prism, schism

3 syllables:

abysm

4 syllables:

fetichism, fetishism, mysticism, witticism

5 syllables:

dichromatism, legitimism

6 syllables:

medievalism, reconstructionism

7 syllables:

apocalypticism