When you are planning a wedding or thinking about your future life partner, it is important to have a variety of words to describe your future wife. Some synonyms for "future wife" include fiancee, life partner, intended, spouse-to-be, betrothed, significant other, and better half. These terms can express different levels of commitment and intimacy, depending on the context. Additionally, using different words can add depth and nuance to your language, making your descriptions of your partner more evocative and personal. No matter what word you choose, the important thing is to celebrate your love and commitment to your future wife.