| Answer | Crossword Clue |
|---|---|
| umteenth | being the last in an indefinitely numerous series |
| nth | being the last in a series of infinitely decreasing or increasing values, amounts, etc. |
| STEELE | Last name in an NBC series of the '80s |
| NTH | Greatest in an indefinitely large series |
| NTH | Last item in an indefinitely long sequence |
| UMPTEENTH | Last in an indefinite series |
