3
There are no fewer than 40 distinct readings of the four words which form the square—
| D | E | L | F |
| E | V | I | L |
| L | I | V | E |
| F | L | E | D |
DELF and FLED have each four straight readings, while EVIL and LIVE can each be traced in 16 different ways, and the four words run straight from every side of the square.
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