Last solution

Across: 1 Abstraction; 9 Neutral; 10 Whirl; 11 Piece; 12 Married; 13 Repute; 15 Unless; 18 Tensile; 20 Imago; 22 Venue; 23 Utilise; 24 Pestiferous.

Down: 2 Brute; 3 Torment; 4 Aplomb; 5 Tower; 6 Orifice; 7 Inoperative; 8 Ill-disposed; 14 Penance; 16 Noisier; 17 Rebuff; 19 Inert; 21 Adieu.