털어놓다 (teo-reo-no-ta) – confess/reveal/disclose/pour out one’s heart; lay out/lay bare
You can use it to express how someone confesses his/her affection towards another person.
You can also use it to express how someone explains and describes a plan.
내가 너를 향한 마음을 솔직하게 털어놨어.
I frankly confessed my feelings/mind towards you.
이 문제를 해결하려면 자세하게 털어놓고 잘 상의하자.
If we want to solve this problem, let’s lay this out in detail and discuss together.