endwatch
nounUK /ˈend.wɒtʃ/
US /ˈend.wɑːtʃ/
The last turn of watching or guarding something before it is finished.
The sailor took the endwatch and kept an eye on the harbor until sunrise.
OTHER MEANINGS
2. The final period of careful attention given to something before it ends.
The team kept an endwatch on the project during its last week.
3. A person who keeps the last watch of the night.
The endwatch reported that all was calm at dawn.
4. A concluding observation or check made at the very end.
She did a quick endwatch of the data before submitting the report.