extraroute
nounUK /ˈɛkstrəruːt/
US /ˈɛkstrəruːt/
A special path that goes somewhere extra or different.
The bus took an extraroute to avoid the traffic jam.
OTHER MEANINGS
2. An additional way to send information or goods.
The company set up an extraroute for urgent deliveries.
3. A backup plan or option.
We kept an extraroute in case the main plan failed.
4. A longer way taken to see more things.
The hikers chose an extraroute to enjoy the scenery.