to fasten, attach or bind together or to something else, as with string, cord or rope made secure by knotting, etc.

to connect, join or bind in any way.

to annex; to append (as an additional information to a book, statement etc.) 3) to go after closely; to follow.

to support or advocate the ideas, opinions, etc. of.

to continue, carry on something further done so far by another.

(Psych.) to condition i.e. a) to develop a conditioned reflex or behaviour pattern in (a person or animal); b) to cause to become accustomed (to something).