WORLD’S SMALLEST, HARDEST CROSSWORD

ACROSS

1. Shrill bark (3) 4. Green-light (inf) (4) 6. A two-horse chariot of ancient Rome (4) 7. Subject to compromise (abbr) (3)

DOWN

1. An aggressive man (3) 2. Comparable (4) 3. Summon publicly (4) 5. A synthetic crystal (3)