A form of Piscina is the name Pycina.
Piscina is seldom used as a baby name for girls. It is not in the top 1000 names.
Baby names that sound like Piscina include Pacencia, Paciana, Paciencia (Spanish), Pacincia, Packuna, Pacouna, Pacyncia, Pakoona, Pakouna, Palloma (Hungarian and Spanish), Pamena, Pamina (German), Pamona, Patiencia, Patientia, Pazienza, Pegmea, Pegmeah, Pegmia, and Pegmiah.
† approx English pronunciation for Piscina: P as in "pea (P.IY)" ; IY as in "eat (IY.T)" ; S as in "see (S.IY)" ; CH as in "cheese (CH.IY.Z)" ; N as in "knee (N.IY)" ; AH as in "mud (M.AH.D)"