Blaster rhymes with:
laster, pilaster, plaster, aster, astor, caster, castor, disaster, faster, gaster, grandmaster, headmaster, jaster, kaster, laster, macmaster, master, mcmaster, oleaster, paster, pastor, pasztor, pilaster, plaster, raster
Blaster sounds like:
balestra, balestrieri, balistreri, ballester, balster, belcastro, blacketer, blister, blockader, bluster, blustery, bolster