"Assignation house" is a term used to refer to a location where people go for secretive or illicit encounters. However, there are many synonyms for this term, including "love nest," which implies a cozy and intimate setting. Another synonym is "bawdy house," which has a more disreputable connotation. Similarly, the term "brothel" evokes images of a place where commercial sex work takes place. "Love motel" is also a popular synonym in countries like Japan and Korea, where such establishments are common. Finally, "passion pit" is a term that's often used in a humorous or tongue-in-cheek manner, suggesting that the assignation house is a place where people can indulge their most extreme desires.