unmemoired
/ˈʌnmɛmɔɪˌərd/Definitions
1. adjective
Not remembered or commemorated, especially by a memorial or monument.
“The village was once a thriving community, but now it is unmemoired, a forgotten relic of the past.”
2. noun
Something or someone that is not remembered or commemorated.
“The unmemoired lives of the working class were finally documented in the recent historical novel.”