noun, noun or participle which takes 'suru'
detour; circuitous route; diversion
Refers to taking a longer or indirect route instead of the direct way. Can be used literally for roads/paths or figuratively for processes. Often used with する to mean 'to take a detour'.
工事のため、回り道をしなければならなかった。
We had to take a detour because of construction.
遠
It's the long way around, but let's take the scenic detour.