23 words of 3 letters (1 points):ERE; ERN; ERS; ORS; PEE; PES; PIE; PIR; PIS; PIU; PRO; QIS; REE; REI; RES; RIP; SEE; SEI; SER; SIP; SIR; SRI; UNS.

18 words of 4 letters (1 points):ERES; ERNS; PEER; PEES; PIER; PIES; PIRS; PISE; PUIR; REES; REIS; RIPE; RISE; SEEP; SEER; SEIR; SERE; SIPE.

12 words of 5 letters (2 points):EPRIS; ORRIS; PEERS; PEISE; PIERS; PRIER; PRIES; PRISE; RESEE; RIPES; RISER; RORIE.

6 words of 6 letters (3 points):EPRISE; EPUISE; PRIERS; PRISER; RORIER; UPRISE.

3 words of 7 letters (5 points):EPUISEE; PRISERE; UPRISER.