MoraymScottish From the name of the area of Moray in Scotland or the surname derived from it (see Moray).
PsamathefGreek Mythology Derived from Greek ψάμαθος (psamathos) meaning "sand of the seashore". This was the name of several characters in Greek mythology, including one of the Nereids. One of the small moons of Neptune is named after her.
Sandym & fEnglish Originally a diminutive of Alexander. As a feminine name it is a diminutive of Alexandra or Sandra. It can also be given in reference to the colour.
ShellfEnglish Short form of Michelle or Shelley. It can also be simply from the English word shell (ultimately from Old English sciell).