What term refers to assembling or getting something together?

The term that means to assemble or get something together is "garner." When you garner something, you collect or gather resources, information, or support, indicating an action of bringing things together or achieving a collective result. This word derives from the idea of gathering things into a storehouse, which emphasizes the concept of assembling various elements into a single unit. This aligns perfectly with the definition sought in the question. The other terms do not carry the same meaning; they refer to different actions or qualities that do not relate to the idea of assembling.