From Greek Φιλομηλα (Philomela)
which meant "friend of song" from φιλος (philos)
"friend" and μελος (melos)
"song". In Greek myth
this was the name of the sister-in-law of Tereus, who raped her and cut out her tongue. Prokne avenged her sister by killing her son by Tereus, after which Tereus attempted to kill Philomela, however the gods intervened and transformed her into a nightingale.