buttress
🇺🇸
/ˈbʌtrəs/
🇬🇧
/ˈbʌtrəs/
A vertical structure built to give additional support to a wall or bridge.
The castle had many buttresses to keep its walls strong.
城には、壁を強く保つための多くの支え壁があります。
To give support or confirmation to something.
The new policy will buttress the economy.
新しい政策が経済を支えるでしょう。