Hello everyone, nice to welcome you on our site, this page even has Level 15 answers. I enjoy it =D
Level 15 - TUARIAS
The answer to this puzzle is:
Words: ARISTA, AURIST, RIATAS, TARSIA, RAITAS, TIARAS, ASTIR, AURIS, ATRIA, SUTRA, AURAS, STRIA, RAIAS, ARIAS, RAITA, TARSI, SITAR, AIRTS, RIATA, AITS, TARS, AIRT, RUTS, SUIT, RIAS, TSAR, ARIA, AIRS, SARI, STIR, RATS, STAR, ARTS, SURA, ITS, RUT, TAU, SAT, ART, RAT
Bonus words:
ARISTA, AURIST, RIATAS, TARSIA, RAITAS, TIARAS, ASTIR, AURIS, ATRIA, SUTRA, AURAS, STRIA, RAIAS, ARIAS, RAITA, TARSI, SITAR, AIRTS, RIATA, AITS, TARS, AIRT, RUTS, SUIT, RIAS, TSAR, ARIA, AIRS, SARI, STIR, RATS, STAR, ARTS, SURA, ITS, RUT, TAU, SAT, ART, RAT