"Bring in" is a phrase that means to introduce, present or initiate something or someone into a particular setting. However, there are several synonyms that can be used in place of this phrase, depending on the context. Words such as "introduce," "usher in," "integrate," "initiate," "implement," "induct," and "insert" can be used to convey similar meanings as "bring in." For example, instead of saying "I will bring in new ideas to this project," one could say "I will introduce innovative concepts to this assignment." Using different synonyms can add variety to your language and improve your communication skills.