Annex

To join or attach; usually to subjoin; to affix; to append; -- followed by to.

To join or add, as a smaller thing to a greater.

To attach or connect, as a consequence, condition, etc.; as, to annex a penalty to a prohibition, or punishment to guilt.

To join; to be united.

Something annexed or appended; as, an additional stipulation to a writing, a subsidiary building to a main building; a wing.