0 Old HSK word(s):
一连串* *

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

一 one / a, an / alone
连 join, connect / continuous / even
串 string / relatives / conspire

Hsk Characters:
HSK -Characters and beyond:
GbBig5EngRadMegaTripleMultilingual