Somalians rhymes with:
australians, battalions, billions, brazilians, civilians, hillians, italians, jillions, medallions, millions, pavilions, rebellion's, rebellions, reptilians, scallions, stallions, trillions, zillions
Somalians sounds like:
scanlon's, schmeling, signaling, signalling, smalling, smallness, smelling, smiling, smolensk, smolenski, smolinski, smolinsky, snelling, snellings, somnolence