0 Old HSK word(s):
外交界* *

Definitions from Unihan Copyright © 1991-2015 Unicode® Inc. All rights reserved.

外 out, outside, external / foreign
交 mix / intersect / exchange, communicate / deliver
界 boundary, limit / domain / society / the world

Hsk Characters:
HSK -Characters and beyond:
GbBig5EngRadMegaTripleMultilingual