Missing links

Each clue consists of three words which have a fourth in common. For example, PAINT, ELBOW and PROOF are linked by the word GREASE so this would be written in the grid.

Across

1 Point • Hold • Head (6) 5 Shopping • Cleaner • Bay (6) 10 Organised • Wave • War (5)

11 Cracker • Brown • Pea (3) 12 Recorder • Nasty • Game (5)

13 Cutting • Straight • Ways (4)

14 Bowling • Village • Fly (5) 15 Wrought • Age • Cast (4) 18 Resources • History • Gas (7)

20 Silver • Self • Jury (7) 22 Warden • Cone • Jam (7) 24 Tense • Arms • Day (7) 26 High • After • Tide (4) 28 Coast • Body • Mud (5) 29 Identical • Set • Tub (4) 33 Tube • City • Ear (5) 34 Whistle • Opener •

Foil (3)

35 Bread • Paper • Pen (5) 36 Ghost • Type • Sign (6) 37 Front • Bean • Gun (6)

Down

2 First • Some • Play (5) 3 Verdict • Prison • Plan (4)

4 Practice • Public •

Strike (7)

5 Expert • Box • Eye (7) 6 Merchant • Royal • Blue (4) 7 Standing • Postal •

Tall (5)

8 Smoke • Test • Wind (5) 9 Departure • Cocktail • Suit (6) 16 Witch • Space • Air (5) 17 Tumble • Hair • Spin (5) 19 Cake • Bag • Pot (3) 21 Skating • Cream •

Pack (3)

22 Court • Table • Ball (6) 23 Attack • Pane • Act (7) 24 Business • Sparring • Sleeping (7) 25 Hearted • Legal • Bar (6) 27 Occupied • Land • Home (5) 30 Elephant • Wash • Lie (5) 31 Turkey • Fox • Jog (4) 32 Sheep • Deep • Oil (4)