Yes, guide is a Scrabble word!

Verb

1. Direct the course; determine the direction of travelling

2. Take somebody somewhere

3. Be a guiding or motivating force or drive

4. Use as a guide

5. Pass over, across, or through

Noun

1. Someone employed to conduct others

2. Someone who shows the way by leading or advising

3. Something that offers basic information or instruction

4. A model or standard for making comparisons

5. Someone who can find paths through unexplored territory

6. A structure or marking that serves to direct the motion or positioning of something