branch out

verb

1. To expand in the manner of branches.

   “The chart starts in the center and branches out from there.”

2. To expand one's interests or activities in a new direction.

   “Studying Latin may make it easier to branch out into Spanish or Italian.”

   “Once relegated to facelifts and fat reduction, medical tourism has branched out into almost every kind of procedure, including bypass surgery, heart-valve replacement, angioplasty, knee reconstruction, and spinal fusion.”

3. To white out or expand the whitespace around the title or other words, lines, etc. in a document.