undertime

About 0.01 uses per million words.

Meaning

1. verb To measure wrongly, so that it seems to take less time than actually required.
2. verb To underexpose.
3. noun The time spent at a workplace doing non-work activities.
4. noun The later part of the day; afternoon; undertide.

Similar words

overtime undermeasure mistime mismeasure overmeasure mismeter misclock misestimate misweigh untime

Often followed by

is costs and pressure