4 Old HSK word(s): 
☊逐渐 ** B ☊渐渐 ** B ☊渐 ** C ☊循序渐进 ** D
Definitions from Unihan Copyright © 1991-2015 Unicode® Inc. All rights reserved.
循 obey, comply with, follow
序 series, serial order, sequence
渐 gradually
进 advance, make progress, enter
Hsk Characters: 渐 *
HSK -Characters and beyond:
Korean:
2 NHSK word(s): 逐渐* 4 zhu2 jian4gradually 循序渐进* 6 xun2 xu4 jian4 jin4in sequence; step by step (idiom)/ to make steady progress incrementally
KOREAN6000 word(s):
KOREAN 2500 New HSK words):
KOREAN Sentence(s):
