17 possible answers to
Answers with 3 characters: BYE Answers with 4 characters: CIAO TATA Answers with 5 characters: ADIOS IMOFF PEACE SEEYA Answers with 6 characters: BYEBYE BYENOW INABIT NOTNOW SEEYOU SOLONG Answers with 8 characters: TAKECARE TOODLEOO Answers with 10 characters: ADIOSAMIGO Answers with 12 characters: TILLNEXTTIME