9 possible answers to
Answers with 4 characters: ISUM Answers with 5 characters: INSUM Answers with 6 characters: AWHILE Answers with 7 characters: INAWORD INSHORT FORABIT Answers with 8 characters: INFINE-2 Answers with 9 characters: ATAGLANCE Answers with 11 characters: INANUTSHELL