What is another word for pairing?
Pronunciation: [pˈe͡əɹɪŋ] (IPA) 
Pairing is a common term used to suggest matching or combining two things together to form a set. However, there are many synonymous words available that may fit better depending on the context of the sentence. Some examples include alignment, coupling, teaming, joining, and matching. Alternatively, terms such as combination, merger, and fusion allude to the coming together of two elements to create something new. Meanwhile, words like pairing can indicate an inherent connection between two things, other phrases imply a purposeful or strategic joining of forces, e.g. collaboration, partnership, or alliance. Ultimately, the best word to use depends on the intention of the writer and the meaning they wish to convey.
