如 if, supposing / as if / like, as 此 this, these / in this case, then 而 and / and then / and yet / but 已 already / finished / stop Hsk Characters: HSK -Characters and beyond:
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Korean: 1 NHSK word(s): 而已* 6 er2 yi3that's all/ nothing more KOREAN6000 word(s): 0 KOREAN 2500 New HSK words): 0 KOREAN Sentence(s):
☊而已 ** D 
如 if, supposing / as if / like, as