Setbacks

noun
1.
Surveying. the interval by which a chain or tape exceeds the length being measured.
2.
setback (def 4).
noun
1.
a check to progress; a reverse or defeat:
The new law was a setback.
2.
Architecture. a recession of the upper part of a building from the building line, as to lighten the structure or to permit a desired amount of light and air to reach ground level at the foot of the building.
3.
an act or instance of setting back:
A nightly setback of your home thermostats can save a great deal of fuel.
4.
Also, set-back. a downward temperature adjustment of a thermostat, especially performed automatically, as by a timer.