불씨가 · 불씨를
ember, spark; seed (of conflict or trouble)
Example
작은 오해가 갈등의 불씨가 되었습니다.
A small misunderstanding became the spark of the conflict.
Word parts
불 'fire' + 씨 'seed': a fire seed, like an ember kept alive to start a new fire.
Good to know
It can be positive too: 희망의 불씨 means 'a glimmer of hope' that is still alive.
Related words