lethally
🇺🇸
/ˈliːθəli/
🇬🇧
/ˈliːθəli/
causing death or serious harm
The poison was lethally dangerous, and even a small amount could be fatal.
독은 매우 위험했으며, 그 누구도 작은 양이라도 치명적이었습니다.