resignation

nouns

acceptance of despair
is derived from
the act of giving up (a claim or office or possession etc.)
is derived from
is derived from
is a type of (narrower)
the use of language to perform some act
a formal document giving notice of your intention to resign
"he submitted his resignation as of next month"
is derived from
is a type of (narrower)
writing that provides information (especially information of an official nature)