Alaster rhymes with:
mcalister, mcallister, mccalister, mccallister, mcalister, mcallister, mccalister, mccallister, mccollister, administer, armbruster, bannister, canister, decoster, forester, forrester, harvester, mcalister, mcallister, mccalister, mccallister, mccollister, minister
Alaster sounds like:
alastair, alcester, alistair, alister, alligator, allister, allocator