ref: 6184a4ef2eba1d49f0386e9ce94f4877d3d9edb2 dir: /rc/bin/feminize/
#!/bin/sed -f s/ [aeiou]n([a-z][a-z][a-z])/ man\1/ s/ [a-z]em([a-z][a-z][a-z])/ fem\1/ s/ [aeiou]m/ fem/