occasion; time; circumstances; (in) case (of); when
width; breadth; freedom (e.g. of thought); latitude; gap; difference (e.g. in price)
line; stripe; line (e.g. telephone line); wire; ray (e.g. X-ray); beam; line (e.g. of a railroad)
use; application; employment; utilization; utilisation
nature; the natural world; realm of nature
that's the way it is; such is life
everyone; anyone; no one; nobody
fiction; fabrication; concoction
to satisfy (conditions, one's appetite, etc.); to meet (e.g. demands); to fulfill; to fill (e.g. a cup); to pack; to supply
to cry; to shed tears; to suffer (from); to be troubled (by); to accept (an unreasonable request, loss, etc.); to do reluctantly
human emotions (joy, anger, grief and pleasure); feelings
to investigate thoroughly; to examine closely; to probe into; to be obsessed with a thought; to brood over; to worry about
to find out; to discover; to select; to pick out; to look out (from the inside); to be wide-eyed (in surprise, anger, etc.)
just because; even if; even though
unhappiness; sorrow; misfortune; death (usu. of a relative); bereavement
to be wounded; to get injured; to get hurt feelings; to get damaged; to get chipped
weak; weakly; feeble; frail; delicate; faint (voice, sunlight, etc.)
to melt into; to dissolve into; to merge into; to blend into (surroundings); to fit in; to adapt to
occurrence; incidence; generation (of power, heat, etc.); production; ontogeny; development
huge; vast; enormous; swelling; expansion
lump; mass; group; crowd; embodiment (of an idea, quality, feeling etc.); personification
to manufacture; to produce; to raise (crops); to invent; to dream up; to create
consumption; expenditure; spending
several years; a few years
creation; generation; formation; derivation
economy; economics; finance; (one's) finances; being economical; economy
collapse; crumbling; breaking down; (radioactive) decay; disintegration
level; standard; level (amount or quantity); level (plane); level (instrument); spirit level
tremendous; rapid; dramatic
evolution; evolution; becoming more advanced; progress
large; big; great; prominent; -sized; as big as; university
invention; intelligent; clever; smart
trial product; prototype model
outbreak (e.g. of war); outburst; sudden occurrence
truth; reality; truly; really; absolute truth
each country; every country; various countries; all countries
to scramble for; to struggle for; to contend for; to fight for
war; fighting; fierce competition
textbook; coursebook; schoolbook
still; as yet; (not) yet; more; (more) still; at least
duty; responsibility (incl. supervision of staff); liability; onus
perpetrator; wrong-doer; aggressor; assailant; offender; at-fault party (e.g. in an accident)