Appendix and Empennage

Appendix noun - A part added at the end of a book or periodical.

Empennage and appendix are semantically related. In some cases you can use "Empennage" instead a noun "Appendix".

Empennage noun - The rear part of an aircraft.

Appendix and empennage are semantically related. Sometimes you can use "Appendix" instead a noun "Empennage".