عرقل

عَرْقَلَ \ block: to prevent movement by putting sth. in the way: Sand was blocking the pipe. complicate: to make difficult: He added several questions that complicated the examination. hinder: to delay; make (sth.) slow or difficult: His wounded leg hindered his escape (or hindered him in his escape). interfere: to cause difficulty: storms often interfere with radio. obstruct: to block; prevent: Trees obstructed our view from the house. retard: to delay the progress or development of (sth.); cause to be late.