- Place letters into the grid such that every row, column, and 2x2 block has letters (in any order) that form a common word.
- Each letter is only used once, and no letter is repeated in the rows/cols/blocks.
- Letters allowed: W A R M T H.
| V | O | L | |
| S | I | ||
| B | O | ||
| A | E | L |
Puzzle Copyright © Alan Stillson and Frank Longo