立ちふさがる

(1)seize on its way; "The fighter plane was ordered to intercept an aircraft that had entered the country's airspace"

(2)途中でつかむ

(3)hinder or prevent the progress or accomplishment of; "His brother blocked him at every turn"

(4)進歩か達成を妨げるか、または防ぐ

(1)