idea:
Juparian moon genders?
Io, ioan
Europa, europ(/e)(/i)an
Ganymede, ganymed(e)an
Callisto, calliste(/i,/o)an, callistene
idea:
Juparian moon genders?
Io, ioan
Europa, europ(/e)(/i)an
Ganymede, ganymed(e)an
Callisto, calliste(/i,/o)an, callistene