This is the 1270th most frequent Korean word.
겁니다
"겁니다" is a polite/formal verb ending in Korean, used for declarative sentences, roughly meaning "is" or "will be."
In this sentence, '겁니다' is part of the formal conjugation used to indicate a supposition or assumption in polite speech.
아마도 그것은 사실일 겁니다.
Perhaps it is true.
Here, '겁니다' expresses a future prediction or probability in a formal and polite manner.
내일은 비가 올 겁니다.
It will probably rain tomorrow.
In this case, '겁니다' is employed to reaffirm or declare a decisive statement in a respectful tone.