Words That Rhyme With "Headmaster" :
2 syllables:
aster, Astor, blaster, caster, castor, faster, gaster, laster, master, paster, pastor, plaster, raster
3 syllables:
Alastor, cadastre, canaster, cremaster, cytaster, diaster, disaster, grandmaster, Mcmaster, piaster, piastre, pilaster, pinaster