Across
10
Squeal – or make a whistling sound (4)
11
Pigs' feet – or horses? (8)
13
Topple (from power) (6)
15
British local government and healthcare union (6)
17
Three-hulled sailing boat (8)
21
Wireless communication (5)
23
They may be rhythmic – or mental (10)
Down
1
Spice popular in Indian cookery (5)
4
Activity of les tricoteuses (8)
12
Biscuit made with almonds or coconut (8)
14
Slender, insubstantial (7)