The term 'concluding section' can refer to several different words, including CODA (4 letters), EPILOGUE (8 letters), Epilog (6 letters), and Tailend (7 letters). A CODA is a passage of music that serves as a conclusion to a piece or movement. An EPILOGUE is a section at the end of a book or play that serves as a conclusion or commentary. An epilog is a short speech or section at the end of a book or play that serves as a conclusion. Finally, a tailend is the last part of something, such as a speech or a book. All of these terms refer to a concluding section of some kind.