What is another word for becoming husband and wife?
Pronunciation: [bɪkˈʌmɪŋ hˈʌsbənd and wˈa͡ɪf] (IPA) 
The phrase "becoming husband and wife" is often used to describe the process of getting married. However, there are many other synonyms you could use instead to add variety to your writing or speech. Some alternatives include "tying the knot," "exchanging vows," "saying 'I do,'" "joining in matrimony," "committing to one another," "uniting in marriage," "becoming wedded," "entering into holy matrimony," "pledging your love," or simply "getting married." Each of these options has a slightly different connotation, so consider which one best fits your tone and audience when choosing which to use.
