Yesterday’s solutions:

Across: 1 Must. 3 Trifling. 8 Dial. 9 Increase. 11 Inverse order. 13 Hasten. 14 Mingle. 17 Absolute zero. 20 Lacrosse. 21 Maim. 22 Rosemary. 23 Pair.

Down: 1 Midnight. 2 Scarves. 4 Ranger. 5 Fire-raiser. 6 Image. 7 Grew.

10 True to form. 12 Reformer. 15 Grenada. 16 Cursor. 18 Backs. 19 Slur.