The phrase "in return" usually indicates that one person is expecting something in exchange for what they've done for someone else. There are several synonyms that can be used to express the same idea, such as "in exchange," "as payment," "as compensation," "in reciprocation," or "in return for the favor." These phrases convey the idea that a person is offering something to return the favor or gesture made towards them. They also imply a sense of obligation or gratitude towards the other person, as the expectation is that the exchange will be fair and equitable. Whether it's a friendship, business transaction, or personal relationship, using these synonyms for "in return" can help to clarify your intentions in a given situation.