| establishment(opening, addition, introduction, preface, prelude) |
| exordium(opening, addition, establishment, introduction, preface) |
| first acquaintance(expression, opening, addition, establishment, introduction) |
| first taste(expression, opening, addition, establishment, introduction) |
| foreword(opening, addition, establishment, introduction, preface) |
| foundations(basics, practicalities) |
| gist(details, fundamentals) |
| hornbook(opening, addition, establishment, preface, foreword) |
| inauguration(opening, addition, establishment, introduction, preface) |
| inception(opening, addition, establishment, introduction, preface) |
| incumbents |
| indispensable |
| induction(opening, addition, establishment, introduction, preface) |
| influx(opening, addition, establishment, introduction, preface) |
| ingress(opening, addition, establishment, introduction, preface) |
| initiation(opening, addition, establishment, introduction, preface) |
| insertion(opening, addition, establishment, introduction, preface) |
| installation(opening, addition, establishment, introduction, preface) |
| institution(opening, addition, establishment, introduction, preface) |
| interpolation(opening, addition, establishment, introduction, preface) |