impede
v.
c.1600, back-formation from impediment, or else from Latin impedire "impede, be in the way, hinder, detain," literally "to shackle the feet" (see impediment). Related: Impeded; impedes; impeding.
〔李〕[im-;ped;-e] v.防碍，阻碍，阻止 ←ped (L pes,pedis)=foot 足
〔蒋〕[im-入，入内，ped脚;’插入一脚”→制造阻碍→阻挡] 阻止，妨碍，阻碍