Possible Clues:

• Times when one's still at home with guests outside
• They seem to be making level of late
• Do they make things level of late?
• Making them of late all the same before 30 down
• Night times
• Its love described by Dryden
• Ends of days
• Lead valve in new engines - at times like these one wants to retire
• Outside normal working hours, in turn: Mon -- quiz night, Tue -- cinema, Wed -- telly ...
• Extremely gregarious dogs still at home when light fades?