WORLD'S SMALLEST HARDEST

Across

1. Highest authority (abbr) (3) 4. Japanese pill container (4) 6. Bring to a standstill (4) 7. Many times (archaic) (3)

Down

1. A relative (colloq) (3) 2. Archaic preposition (4) 3. University department head (4)

5. Decide on (3)