WordNet sense 1 (bring in a new person or object into a familiar environment):

bring in

WordNet sense 2 (bring something new to an environment):

innovate

WordNet sense 3 (put or introduce into something):

enter, insert, infix, insert

WordNet sense 4 (bring before the public for the first time, as of an actor, song, etc.):

bring out

WordNet sense 5 (furnish with a preface or introduction):

precede, preface, premise, premise

WordNet sense 6 (cause to come to know personally):

acquaint, present

WordNet sense 7 (be a precursor of):

inaugurate, usher in

WordNet sense 8 (introduce):

enclose, inclose, put in, stick in