Related Clues:
- Scheduling abbr.
- Sched. placeholder
- Not yet decided: Abbr.
- Sched. notation
- Undecided's abbreviation
- Sched. slot that's open
- Sched. spaceholder
- "We'll let you know," on a TV schedule
- Schedule maker's abbr.
- Letters of uncertainty
- ''Still open,'' on a sched.
- ''Unknown,'' on a sched.
- Up in the air, on schedules
- Letters of indecision, on a schedule
- Schedule abbr