Externalize (verb)

1. To make external or visible; to give external form or expression to.
2. To attribute or ascribe (an attitude, emotion, etc.) to external circumstances.

Origin:

From external + -ize.

Examples:

1. He externalized his emotions by expressing them through his art.
2. The company externalized its IT services to reduce costs.
3. The therapist helped the patient externalize their feelings through journaling.
4. The process of externalizing the company's operations was a major change for the employees.
5. The patient externalized their anxiety by projecting it onto others.