milieu (n.)

• agora
• air
• airspace
• ambiance
• ambience
• ambit
• amphitheater
• area
• arena
• atmosphere
• auditorium
• aura
• background
• belt
• bowl
• campus
• canvas
• circle
• circuit
• circumstances
• circus
• climate
• cockpit
• coliseum
• colosseum
• compass
• confines
• context
• corridor
• country
• course
• department
• district
• division
• element
• entourage
• environment
• environs
• feel
• feeling
• field
• floor
• forum
• gestalt
• ground
• gym
• gymnasium
• habitat
• hall
• heartland
• hinterland
• hippodrome
• land
• locale
• marketplace
• mat
• medium
• neighborhood
• note
• outskirts
• overtone
• palaestra
• part
• parts
• perimeter
• periphery
• pit
• place
• platform
• precinct
• premises
• purlieu
• quality
• quarter
• range
• region
• ring
• salient
• scene
• scenery
• section
• sense
• setting
• site
• situation
• soil
• space
• sphere
• spirit
• stadium
• stage
• surroundings
• terrain
• territory
• theater
• tiltyard
• tone
• undertone
• vicinity
• walk
• zone