Meaning : Someone employed to conduct others.
Synonyms : usher
Meaning : Someone who shows the way by leading or advising.
Meaning : Someone who can find paths through unexplored territory.
Synonyms : pathfinder, scout
Meaning : A structure or marking that serves to direct the motion or positioning of something.
Meaning : Direct the course. Determine the direction of travelling.
Synonyms : channelise, channelize, direct, head, maneuver, manoeuver, manoeuvre, point, steer
Meaning : Be a guiding or motivating force or drive.
Example :
The teacher steered the gifted students towards the more challenging courses.
Synonyms : steer