부작용이 · 부작용을
side effect
Example
이 약은 부작용이 거의 없어서 안전해요.
This medicine is safe because it has almost no side effects.
Word parts
부 secondary+작 make+용 use
Literally 'secondary action.'
Good to know
It's also used figuratively for any unwanted result of a policy or plan.
Related words