SOLUTION TO PRIZE CROSSWORD No 15,618:

ACROSS: 1 Side-effects. 9 Thrills. 10 Nuances. 11 Egg. 12 Minivan. 13 Eternal. 14 Chi. 15 Radii. 17 Units. 18 Magic. 20 Sight. 22 Con. 24 Spin-off. 25 Endemic. 26 Fan. 27 Soluble. 28 Nirvana. 29 Tight-lipped. DOWN: 1 Shrinking violet. 2 Deliver. 3 Essen. 4 Fingering. 5 Chateau. 6 Second-incommand. 7 Atomic. 8 Psalms. 16 Disaffect. 18 Misuse. 19 Cool bag. 21 Tide-rip. 23 Nectar. 25 Ennui.