A sweet word for engagement is "Fiançailles." It's the French word for engagement and carries a romantic and elegant connotation, much like many French words related to love and romance.  Here are some sweet and romantic terms or synonyms related to "engagement" from various languages and cultures: Verlobung - German for engagement. Compromiso - Spanish for commitment or engagement. Anelisa - Xhosa (a South African language) for hire. Pololeo - Chilean Spanish slang for a serious relationship or pre-engagement. Logodna - Romanian for meeting. Aihikā - Maori for engagement or betrothal. Nishchayam - A term in various Indian languages for the engagement ceremony. Mangni - Urdu/Hindi for engagement. Sagai - Another term in Hindi for engagement. Khitbah - Arabic for engagement or betrothal.