What is another word for most lastword?
Pronunciation: [mˈə͡ʊst lˈastwɜːd] (IPA) 
The phrase "most lastword" implies something that is the most recent or final thing to be said or done in a particular context. Synonyms for this phrase could include "enduringly final," "conclusively last," or "permanently ultimate." Other synonyms might emphasize the idea of something being the last word on a particular matter. These might include "definitively decisive," "authoritatively conclusive," or "conclusively authoritative." Ultimately, the choice of synonym will depend on the specific context in which the phrase is being used, and the precise connotations and implications that are intended.
