18 possible answers to
Answers with 3 characters: COY SHY Answers with 4 characters: KEPT Answers with 5 characters: ALOOF ONICE STAID TAKEN Answers with 6 characters: BOOKED INWARD DEMURE SEDATE Answers with 7 characters: INDRAWN Answers with 8 characters: RETICENT SETASIDE TACITURN Answers with 9 characters: BOTTLEDUP SPOKENFOR Answers with 15 characters: UNDEMONSTRATIVE