Crossword

Effective way to prove something (6,4)

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

Across

1

Effective way to prove something (6,4)

7

Nonconformist (8)

8

Painful (4)

9

Wooden crosspiece (4)

10

Heavenly (7)

12

Fair ride (6,5)

14

Summer (2008) and Winter (2022) Olympics city (7)

16

Bead (anag) (4)

19

Look over (4)

20

Memory aid (8)

21

Welsh town and cheese (10)

Down

1

Green (5)

2

Wanderer (7)

3

Measure (4)

4

Record (4,4)

5

Plodder (5)

6

Screeching (6)

11

Unsuitable term (8)

12

Wall painting (6)

13

Involve (7)

15

Spanish grand council of state (5)

17

Milk, butter etc (5)

18

Lacework? (4)