What is another word for had relations?
Pronunciation: [hɐd ɹɪlˈe͡ɪʃənz] (IPA) 
The term "had relations" is often used as a euphemism for sexual intercourse. However, there are many other polite synonyms that can be used in its place. Some common alternatives include "made love," "had sex," "engaged in intimacy," "consummated the act," "shared physical intimacy," "brought pleasure to each other," "connected sexually," "enjoyed physical intimacy," "had an encounter," "exchanged intimacy," and "shared passion." These words can help individuals communicate about their sexual experiences in a respectful and tactful way, while still conveying their intended message. Ultimately, it is important to use language that is comfortable and appropriate for all parties involved.
