execute

verb

1. To kill as punishment for capital crimes.“There are certain states where it is lawful to execute prisoners convicted of certain crimes.”
2. To carry out; to put into effect.“I'll execute your orders as soon as this meeting is adjourned.”
3. To perform.“to execute a difficult piece of music brilliantly”
4. To carry out, to perform an act; to put into effect or cause to become legally binding or valid (as a contract) by so doing.“to execute a contract”