ソツ リツ シュツ 
ひき.いる 
[] trapped bird () ratio () rate
                    
りつ (n,n-suf) rate, ratio, proportion, percentage
ひきいる (v1,vt) to lead, to spearhead (a group), to command (troops)
そっせん (n,vs) taking the initiative
そっちょく (adj-na,n) frankness, candour, candor, openheartedness, directness

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Etymologies: 中文字譜 : 説文解字