| Answer | Crossword Clue |
|---|---|
| courtship | the period during which such wooing takes place |
| deglaciation | A period of geological time during which this takes place |
| deglaciations | A period of geological time during which this takes place |
| airtime | the time during which a broadcast takes place |
| on | ed as a function word to indicate a time frame during which something takes place a parade on Sunday or an instant, action, or occurrence when something begins or is done on cue on arriving home, I found your letter news on the hour cash on delivery |
| session | A period during which such meetings are regularly held |
