WORLD’S SMALLEST, HARDEST CROSSWORD

ACROSS

1. Previously. a signaller’s name for the letter m (4) 5. Dog’s-tooth grass (4) 6. Venomous lizard (4) 7. Form of energy (abbr) (4)

DOWN

1. Upper hand (inf) (4) 2. To bedaub (archaic) (4) 3. Spicy sauce (4) 4. Graphical calculating device (4)