Words That Rhyme With "Megalith" :

3 syllables:

Daedalus, nephrolith, petalous, regolith, regulus, xenolith

4 syllables:

apetalous, dipetalous, Persepolis, sympetalous, synsepalous, tripetalous

5 syllables:

antipetalous, choripetalous, epipetalous, episepalous, gamopetalous, gamosepalous, monopetalous, monosepalous, polypetalous, polysepalous