General:
* Distinguish: To perceive or point out a difference between things.
* Separate: To divide or keep apart.
* Isolate: To keep apart from others.
* Segregate: To separate or isolate from a larger group, especially on the basis of race, sex, or religion.
* Delimit: To set a limit or boundary.
More specific:
* Sanctify: To make holy or sacred.
* Dedicate: To set apart for a special purpose.
* Reserve: To keep something for a special purpose.
* Preserve: To keep something safe from harm or decay.
Figurative:
* Highlight: To emphasize something.
* Accentuate: To make something more prominent.
* Elevate: To raise something to a higher position.
The best word to use will depend on the specific context and the intended meaning. For example, if you're talking about separating a group of people, you might use the word "segregate". If you're talking about setting something aside for a special purpose, you might use the word "dedicate".