1. Primary
2. Opening
3. First
4. Introductory
5. Origin
6. Opening Move
7. Starting Point
8. Foundation
9. Basis
10. Inception
11. Inaugural
12. Commencement
13. Prime
14. Preface
15. Precedent
16. Inchoate
17. Inceptive
18. Archetype
19. Archetypal
20. Initializing
21. Primitive
22. Primordial
23. Inaugurating
24. Preceding
25. Precedential
26. Preceding
27. Preceding Move
28. Precedent Move
29. Originative
30. Originator

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