Words That Rhyme With "Calcaneum" :

3 syllables:

cranium

4 syllables:

bucranium, geranium, germanium, titanium, uranium

5 syllables:

chondrocranium, endocranium, Herculaneum, pericranium, succedaneum, suppedaneum

6 syllables:

ferrotitanium

7 syllables:

actinouranium