modern times; the modern age; this day and age
open; public; overt; free; unreserved; uninhibited
wartime fire; war; wartime destruction; horrors of war
human experiment; human experimentation; experiment on a living person
often; again and again; over and over again; repeatedly; frequently
dubious; doubtful; of unknown authenticity
Second World War (1939-1945); World War II; WWII; WW2
collapse; crumbling; breaking down; (radioactive) decay; disintegration
to wake (someone) up (by calling for them); to awaken; to call (to mind); to bring back (memories); to evoke
to ask a question; to begin to ask a question
repetition; iteration; recursion; recurrence; recapitulation
individual differences; personal equation
brittle; fragile; weak; tender-hearted; sentimental; easily moved
feebleness; weakness; imbecility
robust; brawny; muscular; strong; sturdy
change; alteration; modification
intelligence; intellect; brains
animal; beastly; carnal; sensual; brute
to make an appeal; to urge
living in a group; communal living; community life
to incorporate; to work into; to insert
retailing; repeating (someone else's words, opinion, etc.); parroting; echoing
to become used to seeing; to be familiar with
neighbourhood; neighborhood
to travel on frequently (e.g. a road or path)
one's post; place of work; workplace
compression; condensation; constriction; compaction
tightly; closely; exactly; precisely; suddenly (stopping); perfectly (suited)
more than most people; more than other people; compared with other people; more than others
crowding together; clustering together; close formation; swarm
urban area; urban district
unaware; unmindful; unconscious; blind; apathetic
stretching a rope around; roping off; one's turf; domain; territory (of an animal)
boundary; border; limit; bounds; frontier