sanc·tum 
/ˈsæŋktəm/ noun
plural sanc·tums /ˈsæŋktəm/ noun [count] somewhat formal 1 : a place where you are not bothered by other people
▪ Her office was her sanctum. — see also inner sanctum 2 : a holy or sacred place
▪ the sanctum of a church
▪ Her office was her sanctum. — see also inner sanctum
▪ the sanctum of a church
