Composing

verb

1. To make something by merging parts.

   "The editor composed a historical journal from many individual letters."

2. To make up the whole; to constitute.

   "A church is composed of its members."

3. To comprise.
4. To construct by mental labor; to think up; particularly, to produce or create a literary or musical work.

   "It's difficult to compose without absolute silence."

5. (sometimes reflexive) To calm; to free from agitation.

   "The defendant couldn't compose herself and was found in contempt."