0 Old HSK word(s):
一拍即合* *

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

一 one / a, an / alone
拍 clap, tap, beat / beat or rhythm
即 promptly, quickly, immediately
合 combine, unite, join / gather
Hsk Characters:
HSK -Characters and beyond:
GbBig5EngRadMegaTripleMultilingual