0 Old HSK word(s):
心急火燎* *

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

心 heart / mind, intelligence / soul
急 quick, quickly / urgent, pressing
火 fire, flame / burn / anger, rage
燎 to burn, set afire / to illuminate / a signal lamp
Hsk Characters:
HSK -Characters and beyond:
GbBig5EngRadMegaTripleMultilingual