oxxrs·7 年前·議論It's a heteronym, see[1]. And etymologically they seem to be related, the sense "quit" dating back to the 14th century while the sense "sign again" a more recent addition, 19th century [2][1] https://en.wiktionary.org/wiki/heteronym[2] https://www.merriam-webster.com/dictionary/resign
[1] https://en.wiktionary.org/wiki/heteronym
[2] https://www.merriam-webster.com/dictionary/resign