Words That Rhyme With "Sacellum" :

2 syllables:

bellum, blellum, Elam, Pelham, phellem, skellum, vellum

3 syllables:

flabellum, flagellum, glabellum, haustellum, labellum, rostellum, scutellum

4 syllables:

antebellum, cerebellum, postscutellum