Translation of "두려워" in English

도전을 두려워 하고,

They're afraid of challenges.

그건 제가 두려워 하는지도 몰랐던 것이었어요.

which was something I didn't even realize I feared

전 높은 곳을 두려워 합니다. 제 육체적인 안전지대이죠.

I am afraid of heights, which stems from my physical comfort zone.

제가 아는 한 산모는 베이비 샤워를 두려워 하고 있었어요.

An expectant mother I know was dreading her baby shower.