1 world

2 earth

1 between

2 intermediate

3 mid

4 middle

1 between

2 among

3 inter-

1 the human world

2 the earth

1 surname Ou

1 hell on earth (idiom); suffering the torments of Buddhist hell while still alive

2 fig. having an uncomfortable time

1 to be refused entrance (idiom)

2 to find the door closed

1 lit. doors not locked at night (idiom); fig. stable society

1 between the words and the lines (idiom); implied meaning

2 connotations

1 in a flash (idiom)