牽けん引いん役やくMeaningsNoun1. leading force; driving force; leaderKanji used牽tug引pull役roleComposed of牽けん引いんtraction; towing; hauling; pulling; drawing; driving (e.g. economic growth)Noun役やくrole; assignment; responsibility; duty; function; job; service; position (of responsibility); post; office; …Noun