Pervomaiskaya rhymes with:
boguslavskaya, plisetskaya, sovetskaya, zaslavskaya, boguslavskaya, plisetskaya, sovetskaya, vizcaya, zaslavskaya, zedekiah
Pervomaiskaya sounds like:
parfums, perfumes, perfuming, peruvians, prepaying, prepping, previewing, probing, proofing, propionic, propping, provance, provenance, provence, provencio, provenience, provenza, province, province's, provinces, proving, purifying, purveying, purviance