The term 'make into one' can be expressed in three different ways: MERGE (5 letters), UNIFY (5 letters), and BIND (4 letters). Merging is the process of combining two or more entities into one, while unifying is the act of bringing together separate parts to form a single unit. Binding is the act of connecting two or more things together. All three terms refer to the same concept of creating a unified whole from multiple parts.