| Answer | Crossword Clue |
|---|---|
| INJECTION | Introduction of a new factor. |
| infusion | The introduction of a new element or quality into something |
| infusions | The introduction of a new element or quality into something |
| orientations | A program of introduction for students new to a school or college |
| orientation | A program of introduction for students new to a school or college |
| credentials | A letter of introduction given by a government to an ambassador before a new posting |
| credential | A letter of introduction given by a government to an ambassador before a new posting |
