Vocabulary
영향
influence, effect
Meaning
An influence or effect exerted by something on something else; 영향(을) 받다 means “be affected by.”
Why this form?
효과 — “effect, efficacy”: often denotes an intended or measurable outcome; 영향 may be positive or negative, deliberate or not.
Natural usage
영향을 받다: be affected; 영향을 주다 / 끼치다: have an effect on.
Forms not to confuse
효과
이 약은 효과가 있어요. — This medicine works.
Hanja
影響 — 影 shadow; 響 echo, resonance. An image of an influence carrying through.
Examples
전혀 영향을 받지 않은 것처럼 보인다. — He seems completely unaffected.
날씨가 기분에 영향을 줘요. — The weather affects people's moods.