5 Old HSK word(s): ☊替 ** B ☊代替 ** B ☊替代 ** D ☊替换 ** D ☊交替 ** D
顶替* * 更替* * 接替* * 冒名顶替* *

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

冒 risk, brave, dare
名 name, rank, title, position
顶 top, summit, peak / to carry on the head
替 change, replace, substitute for
Hsk Characters: 替 *
HSK -Characters and beyond:
GbBig5EngRadMegaTripleMultilingual
替 66FF + 替 + + change, replace, substitute for 曰 替 Say 替 (ERSETZEN) ti4 +

Korean:

替 + 替 바꿀 체 (to change) or 쇠퇴할 체 (소퇴하다: lacking power, energy, vigor)
1 NHSK word(s): 代替* 4 dai4 ti4instead/ to replace/ to substitute (X for Y; or a number in an algebraic expression)
KOREAN6000 word(s):
1 KOREAN 2500 New HSK words):
代替 + dàitì 대체하다. 대신하다. daechehada. daesinhada.
0 KOREAN Sentence(s):