This is the 5783rd most frequent Korean word.
보행
"보행" means "walking" or "pedestrian movement."
Here, '보행' is used to refer to the act of walking generally.
보행은 건강에 좋습니다.
Walking is good for health.
In this sentence, '보행자' uses '보행' as a base to describe a person who walks.
이 도시는 보행자에게 안전한 장소입니다.
This city is a safe place for pedestrians.
The term '보행' specifies the context of assisted walking in the sentence.