there is something; there are thingsUsed to express that something exists or that there is something to do, say, or consider. It is a compositional form: 것 means “thing,” 이 is the subject marker, and 있다 means “to exist” or “to have.”
KO: 나중에 톰에 대해 말해줄 것이 있다.
EN: There is something I will tell you about Tom later.