| Answer | Crossword Clue |
|---|---|
| KIN | One of the same bloodline |
| TWIN | One of two with the same birth date |
| SISTER | One of the same kind, as a ship. |
| ISOTOPE | One of several elements, having the same atomic number. |
| MALI | One of two landlocked African countries whose names are almost the same |
| MRHYDE | One of two title roles (in the same film) for Spencer Tracy |
| ISOTONE | One of a group of atoms having the same number of neutrons but a different number of protons |
