Single player passwords: 

LUMIT
LUNAR
LUTOF
SONIX
SOSOO
SONAF
RACHE
RAMPE
RANGG
FILMO
FIEST
FINXT
EBENE
EBSYL
EBONY
EBTAR
KARST
KANTO
KAROT
KAISR
SYBIL
SFINX
SYNOM 


Two player passwords: 

LUPOS
SONNE
SOTEX
RASEN
FISCH
EBTON
KABEL
SYTAX 


Secret level passwords: 

DIONE
NAIAD