0 Old HSK word(s):
必要前提* *

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

必 surely, most certainly / must
要 necessary, essential / necessity
前 in front, forward / preceding
提 hold in hand / lift in hand
Hsk Characters:
HSK -Characters and beyond:
GbBig5EngRadMegaTripleMultilingual