How to sign: a particular environment or walk of life
"his social sphere is limited"; "it was a closed area of employment"; "he's out of my orbit";
Similiar / Same: sphere, domain, area, orbit, field
Categories: environment
Within this category: distaff, front, kingdom, lap, political arena, preserve, province
How to sign: a large structure for open-air sports or entertainments
Similiar / Same: stadium, sports stadium, bowl
Categories: construction, structure
Within this category: amphitheater, ballpark, bullring, circus, dome, football stadium, hippodrome, skybox