purgatory

nouns

a temporary condition of torment or suffering
"a purgatory of drug abuse"
is derived from
is a type of (narrower)
a complex or critical or unusual difficulty
"the dangerous situation developed suddenly"; "that's quite a situation"; "no human situation is simple"
(theology) in Roman Catholic theology the place where those who have died in a state of grace undergo limited torment to expiate their sins
is derived from
domain category
the rational and systematic study of religion and its influences and of the nature of religious truth
is a type of (narrower)
a place that exists only in imagination; a place said to exist in fictional or religious writings