Words:

1. Bed
2. Blankets
3. Fur
4. Animals
5. Cat
6. Rags
7. Cloth
8. Store
9. Shoes
10. Feet
11. Human
12. Frog
13. Pond
14. lily
15. Flowers
16. Garden
17. Japan
18. Asia
19. Continent
20. Earth
21. Land
22. Grass
23. Field
24. Farm
25. Pigs
26. Hot dogs
27. Baseball
28. Bat
29. Night
30. Moon
31. Stars
32. Sun
33. Light
34. Nucleus
35. Protons
36. Neutrons
37. Electrons
38. Science
39. Chemicals
40. Food
41. Pizza
42. Italy
43. Pasta
44. Tomato
45. Fruit
46. Apple
47. Red
48. Rose
49. France
50. Snails

Pairs:

1. Fruit, Frog
2. Night, Shoes
3. Red, Grass
4. Asia, Snails
5. Field, Moon
6. Chemicals, lily
7. Animals, Baseball
8. France, Farm
9. Rose, Nucleus
10. Science, Rags
11. Pasta, Stars
12. Garden, Fur
13. Cloth, Tomato
14. Bed, Pizza
15. Protons, Food
16. Italy, Feet
17. Pond, Cat
18. Apple, Bat
19. Blankets, Flowers
20. Store, Continent