Definition of obey :
1. To give ear to; to execute the commands of; to yield submission to; to comply with the orders of.
2. To give obedience.
3. To submit to the authority of; to be ruled by.
4. To yield to the impulse, power, or operation of; as, a ship obeys her helm.
accede, embrace, act, go after, answer to, oppose, adjust, own, mind, hold fast, perform, succeed, cast off, imitate, ensue, practise, live by, rebel, abide by, adopt, behave, refuse, copy, disobey, accord, result, conform to, chase, accompany, attend, do, come after, same, reconcile, keep, respond, pursue, carry out, follow, practice, heed
comply (part of speech: verb)
cave, fulfill, submit, kowtow, surrender, capitulate, assent, consent, respect, accept, succumb, comply, defer, cede, adhere, genuflect, bend, observe, conform, bow, concur, yield, agree, acquiesce, knuckle under
obey (part of speech: verb)