Level 1: BSCKT
Level 2: JWLYX
Level 3: RSVP
Level 4: DXCPT
Level 5: SLMN
Level 6: ZTHRK
Level 7: CRLQXZ
Level 8: PKRSLC

Codewords by Arne Beilschmidt - Beilschmidt@t-online.de