Levelcodes:

PASSWORD
PRISONER
FISHHEAD
MOREFISH
FISHFISH
TINYFISH
FREDFISH
BIGFISHY
EATDEATH
EATFISHY
SLOWFISH
FISHFAST
PLUNGERS
MOPHAPPY
JANITORS
THROMULI
PARAKEET
FUZZYDOG
SPAMKEET
BABYHEAD
FISHNOSE
FISHTOES
FOOTFISH
FISHBONG
ABCDEFGH