Common Words:
* Fingerprint: An impression made by the ridges on the tip of a finger.
* Fingertip: The end of a finger.
* Fingernail: The hard, protective covering on the end of a finger.
Less Common Words:
* Fingerboard: The part of a stringed instrument that is pressed by the fingers to produce different notes.
* Fingerbowl: A small bowl used for rinsing fingers after a meal.
* Finger food: Food that can be eaten with the fingers.
* Finger painting: A method of painting using the fingers.
* Finger puppet: A small puppet that is worn on a finger.
* Fingerstall: A protective covering worn on a finger.
* Fingertip: The end of a finger.
* Fingerspell: To spell out words by using finger signals.
Figurative Language:
* Finger lickin' good: (an idiom) Delicious food.
* Finger painting: (figurative) To create something carelessly or without much skill.
* Finger in the pie: (idiom) To be involved in something.
Let me know if you'd like more examples!