Nicastro rhymes with:
decastro, belcastro, castro, decastro, locastro, policastro, astro, belcastro, castro, decastro, delmastro, gastro, locastro, mastro, policastro, verrastro, yastrow, zastrow
Nicastro sounds like:
nastier, nectar, negotiator, nester, nestor, neumeister, newscaster, nichter, nicotera, nicotra, nighter, non-sequitor, nostra