| Words | Parts of Speech | Meaning/Definition/Similar Words |
|---|---|---|
| rubin | noun | A ruby. |
| ruble | noun | The unit of monetary value in Russia. It is divided into 100 copecks, and in the gold coin of the realm (as in the five and ten ruble pieces) is worth about 77 cents. The silver ruble is a coin worth about 60 cents. |
| rubus | noun | A genus of rosaceous plants, including the raspberry and blackberry. |