28 Old HSK word(s): ☊可以 ** A ☊以后 ** A ☊以前 ** A ☊除了以外 ** A ☊以为 ** A ☊所以 ** A ☊加以 ** B ☊以 ** B ☊可以 ** B ☊以及 ** B ☊以来 ** B ☊以内 ** B ☊以上 ** B ☊以外 ** B ☊以下 ** B ☊难以 ** C ☊给以 ** C ☊以便 ** C ☊以至 ** C ☊以致 ** C ☊足以 ** D ☊得以 ** D ☊全力以赴 ** D ☊予以 ** D ☊以免 ** D ☊以身作则 ** D ☊以往 ** D ☊以至于 ** D


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

以 by means of / thereby, therefore / consider as / in order to
至 reach, arrive / extremely, very
于 in, on, at / go to / surname

Hsk Characters: 以 *
HSK -Characters and beyond:
GbBig5EngRadMegaTripleMultilingual
以 4EE5 + 以 + + by means of / thereby, therefore / consider as / in order to 人 以 Man 以 (MITTELS) yi3 +

Korean:
16 NHSK word(s): 可以* 2 ke3 yi3can/ may/ possible/ able to 所以* 2 suo3 yi3therefore/ as a result/ so 以后* 3 yi3 hou4after/ later/ afterwards/ following/ later on/ in the future 以前* 3 yi3 qian2before/ formerly/ previous/ ago 以为* 3 yi3 wei2to believe/ to think/ to consider/ to be under the impression 以* 4 yi3to use as/ according to/ because of 以及* 5 yi3 ji2as well as/ too/ and 以来* 5 yi3 lai2since (a previous event) 足以* 6 zu2 yi3sufficient to.../ so much so that/ so that 予以* 6 yu3 yi3to give/ to impose/ to apply 全力以赴* 6 quan2 li4 yi3 fu4do at all costs/ make an all-out effort 以便* 6 yi3 bian4so that/ so as to/ in order to 以免* 6 yi3 mian3in order to avoid/ so as not to 以往* 6 yi3 wang3in the past/ formerly 以至* 6 yi3 zhi4down to/ up to/ to such an extent as to ... (also written 以至於|以至于[yi3 zhi4 yu2]) 以致* 6 yi3 zhi4to such an extent as to/ down to/ up to
KOREAN6000 word(s):
KOREAN 2500 New HSK words):
KOREAN Sentence(s):