To perform; to do; to conduct oneself; to carry out.

(medicine) scalpel, lancet, medical knife

Metz (a city in Lorraine, northeastern France)

to use / to employ / to make use of, to apply / to spend

doctor

an operation; surgery (procedure involving major incisions)

to operate on; to perform surgery on

(sex) dry orgasm / (Japanese fiction, pornography) orgasm of a sissified or male-to-female genderswapped person

use one thing for many purposes / work someone hard

to use one's head