a way of doing something that is the usual or expected way in a particular organization or situation
practice (Wearing gloves should be standard practice when handling pesticides.)
15
in its original pure or natural condition and not changed, touched or made less good
virgin /ˈvɜːrdʒɪn/ (virgin forest/land/territory)
15
an area of a country or city where the people have a different religion, culture or nationality from those who live in the country or city that surrounds it
enclave /ˈenkleɪv/
15
a sudden increase in trade and economic activity; a period of wealth and success
boom /buːm/ (Living standards improved rapidly during the post-war boom.)