PREVIOUS SOLUTION

Across: 1 Assist; 4 Larrup; 9 Jurisprudence; 10 Swelled; 11 Blunt; 12 Stuff; 14 Besom; 18 Alter; 19 Perusal; 21 Foolhardiness; 22 Ensure; 23 Helmet.

Down: 1 Adjust; 2 Surreptitious; 3 Sisal; 5 Audible; 6 Run out of steam; 7 Pretty; 8 Grade; 13 Further; 15 Baffle; 16 Spurt; 17 Closet; 20 Raise.