[
jem] 
noun, verb, gemmed, gem⋅ming, adjective | 1. | a cut and polished precious stone or pearl fine enough for use in jewelry. |
| 2. | something likened to or prized as such a stone because of its beauty or worth: His painting was the gem of the collection. |
| 3. | a person held in great esteem or affection. |
| 4. | muffin (def. 1). |
| 5. | British Printing. a 4-point type of a size between brilliant and diamond. |
| 6. | to adorn with or as with gems; begem. |
| 7. | Jewelry. noting perfection or very high quality: gem color; a gem ruby. |