Hello everyone, nice to welcome you on our site, this page even has Level 6 answers. I enjoy it =D
Level 6 - SAITTSR
The answer to this puzzle is:
Words: TSARIST, STRATI, SITARS, TRAITS, SISTRA, STRIA, SATIS, TSARS, ARSIS, AIRTS, TRASS, TARSI, STIRS, ASTIR, TARTS, RIAS, RATS, TATS, SARI, AITS, STAR, STAT, TARS, SIRS, AIRT, SITS, TART, TITS, AIRS, TSAR, ARTS, RAT, AIR, ART, SAT, TAR, ITS, ATT, TIT, TAT, SIS, SIR, SIT, ASS
Bonus words:
TSARIST, STRATI, SITARS, TRAITS, SISTRA, STRIA, SATIS, TSARS, ARSIS, AIRTS, TRASS, TARSI, STIRS, ASTIR, TARTS, RIAS, RATS, TATS, SARI, AITS, STAR, STAT, TARS, SIRS, AIRT, SITS, TART, TITS, AIRS, TSAR, ARTS, RAT, AIR, ART, SAT, TAR, ITS, ATT, TIT, TAT, SIS, SIR, SIT, ASS