noun, feminine/ʁə.nɔ̃.sja.sjɔ̃/plural: renonciations
renunciation (all senses); waiver
“On peut même considérer la renonciation volontaire du pape comme un signe particulièrement fort de la souveraineté pontificale.” — One might even consider the pope's voluntary renunciation as a particularly strong sign of pontifical sovereignty.
From Latin renūntiātiōnem. Compare English renunciation.