lip service
lip service
noun
/ˈlɪp sɜːvɪs/
uncountable
if somebody pays lip service to something, they say that they approve of it or support it, without proving their support by what they actually do
All the parties pay lip service to environmental issues.
e.g.
/fe3hdialogue/戦いを知る・青獅子の学級 A Harsh Reality (Blue Lions)#62d23d0cbdb0e50000aa178b
/fe3hdialogue/打ち砕かれた策 Disintegrating Plans#62d65195bdb0e50000384203