The phrase "send for" typically refers to requesting someone to come to a specific location or to deliver an item. However, there are multiple synonyms that can be used to convey this same message. For example, you could utilize the phrase "summon" to describe requesting someone's presence or services. Another option could be to use the term "dispatch," which typically refers to sending an item or message to a specific person or location. Additionally, the word "invite" can be used to request someone's presence, particularly in a more casual or social context. Ultimately, there are numerous ways to convey the idea of "sending for" someone or something, and selecting the appropriate synonym will depend on the specific context of the request.