劉

to go to, to arrive

in front, forward

rule, law, regulation

to assist, to supplement

system

to separate, to distinguish, to classify

hard, strong, tough

gains, advantage, profit, merit

six

to stay, to remain

to flow, to drift, to circulate

to kill, to destroy

to slip, to slide, to glide

willow tree

tumor, lump, goiter

sulfur