noun, noun which may take the genitive case particle 'no'
redoubled; increased; more than before
Formal, literary noun/adjectival noun meaning something is doubled or greatly increased compared to before. Often used in set phrases like 倍旧の努力 (redoubled efforts).
倍旧のご支援を賜りますようお願い申し上げます。
We ask for your redoubled support.
社員一同、倍旧の努力をしてまいります。
All employees will make redoubled efforts.