to announce upon (reflexively), i.e. (by implication) to engage to do something, to assert something respecting oneself

Slave, servant, bondservant. Doulos. Paul a servant of Jesus Christ. The highest title Paul claimed was slave of Christ. Belonging completely to Jesus is the greatest freedom.

to begin under (quietly), i.e. come into existence (be present or at hand); expletively, to exist (as copula or subordinate to an adjective, participle, adverb or preposition, or as an auxiliary to a principal (verb)

Decay, ruin, corruption. Phthora. The creation itself is in bondage to decay, waiting for liberation. What is sown in corruption is raised in incorruption. Do not invest in what is perishing.

Who, which, that, the one who. He who began a good work in you will carry it on to completion until the day of Christ Jesus. God finishes what He starts.

Someone, anyone, something. Tis. Scripture often hinges on this small word: if anyone thirsts, let him come. The invitation is unrestricted. No one is excluded from the call.

Overcome, vanquished, made inferior. Hēttáō. Whatever overcomes a person enslaves them. Do not be conquered by what you were meant to master.

This, this one, this person. This is My Son whom I love. With Him I am well pleased. The words spoken over Jesus are spoken over you through your union with Him.

Enslave, bring into bondage. Douloō. Paul warned that he would not be mastered by anything, for he belonged to Christ alone. What you repeatedly yield to, you serve.