Yesterday’s solutions:

Across: 1 Fluctuation. 9 Nurture. 10 Liven. 11 Inept. 12 Unnerve. 13 Ensure. 15 Aspect. 18 Scuffle. 20 Alibi. 22 Refer. 23 Sapient. 24 Remonstrate.

Down: 2 Large. 3 Cluster. 4 Useful. 5 Talon. 6 Obverse. 7 Anniversary. 8 Uncertainty. 14 Shuffle. 16 Scamper. 17 Versus. 19 Forgo. 21 Inert.