Daily Mail WORLD’S SMALLEST, HARDEST CROSSWORD 2018-06-19 - 1. The brink (4) 5. Unit of electrical potential (4) 6. Fencing sword (4) 7. Older adolescent (4) 1. Small amphibian (4) 2. A stupid person (inf) (4) 3. Frabjous joy (4) 4. Huge being (archaic) (4) ACROSS DOWNYesterday’s solution ACROSS: 1 Coss. 4 If. 5 Fl. 6 Yuzu.DOWN: 1 City. 2 Of. 3 Sulu. 5 Fz.