renunciar bedeutet auf Englisch

abandon [abandoned, abandoning, abandons]▼(to give up control of, surrender)
verb
[UK: ə.ˈbæn.dən] [US: ə.ˈbæn.dən]It is interesting how this conspiracy theory author abandons all attempts at verisimilitude. = Es interesante ver cómo este autor de teorías conspirativas renuncia a todo intento de verosimilitud.

defy [defied, defying, defies]▼(to renounce or dissolve all bonds)
verb
[UK: dɪ.ˈfaɪ] [US: də.ˈfaɪ]

give up▼(relinquish)
verb
[UK: ɡɪv ʌp] [US: ˈɡɪv ʌp]

quit [quitted, quitting, quits]▼(to resign)
verb
[UK: kwɪt] [US: ˈkwɪt]John just quit. = John acaba de renunciar.

relinquish [relinquished, relinquishing, relinquishes]▼(to give up, abandon)
verb
[UK: rɪ.ˈlɪŋ.kwɪʃ] [US: rə.ˈlɪŋ.kwɪʃ]No one ever seizes power with the intention of relinquishing it. = Nunca nadie se hace con el poder con la intención de renunciarlo.

resign [resigned, resigning, resigns]▼(quit a job or position)
verb
[UK: rɪ.ˈzaɪn] [US: rə.ˈzaɪn]I had to resign. = Tuve que renunciar.

step down▼(to resign from office)
verb
[UK: step daʊn] [US: ˈstep ˈdaʊn]

trade away▼(to relinquish)
verb

waive [waived, waiving, waives]▼(to relinquish; to give up claim to)
verb
[UK: weɪv] [US: ˈweɪv]