open relationship

interpersonal relationship to form of a non-monogamous relationship

en-GB/ˈəʊpən ɹɪˈleɪʃənˌʃɪp/
en-US/ˈoʊpən ɹɪˈleɪʃənˌʃɪp/

カテゴリ：

consensual non-monogamyintimate relationship