to train; to teach; to acquire (information); to learn; to stock; to stock up on
number of persons; personnel
to notice; to realize; to realise; to regain consciousness; to come to (one's senses); to come round
may; might; perhaps; may be; possibly
labour shortage; labor shortage; shortage of workers; shortage of hands
another person; other people; unrelated person (i.e. not related by blood); outsider; stranger
to doubt; to distrust; to be suspicious of; to suspect
surplus; margin; leeway; composure; placidity; complacency
same; identical; equal; anyway; in any case; if one must ...
to raise; to elevate; to move something (to a higher place); to put onto (e.g. a shelf); to increase (price, quality, status, etc.); to raise (a wage); to show someone (into a room)
offering to a deity or someone's spirit; tribute to a person who is about to depart
explosion; detonation; blast; outburst (of emotion); explosion (e.g. of anger); eruption (e.g. of discontent)
to scatter; to disseminate (e.g. a rumor); to spread (e.g. germs); to distribute widely (e.g. leaflets); to hand out freely; to spend recklessly
laws of nature; physical laws; physics
street; road; traffic; coming and going; flow (of water, air, etc.); passage; transmission (of sound)
destruction; disruption; (application) crash
person; someone; human beings; mankind; human (Homo sapiens); (other) people; others
to overflow; to brim over; to flood
wherein; therein; thereinto
accident; incident; trouble; circumstances; reasons
to get up; to rise; to wake up; to be awake; to occur (usu. of unfavourable incidents); to happen
mental; spiritual; emotional
appearing one after another; cropping up one after another; occurring in succession
to finish; to stop; to close (a business, etc.); to close down; to put away; to put back
worst; horrible; horrid; in the worst case; if worst comes to worst
being beyond recovery; having no hope of recovery
there's no (other) way; cannot be helped; unavoidable; it's no use (doing); pointless; hopeless (person)
to roll up; to enfold; to swallow up; to involve; to drag into
good; excellent; sufficient; enough; profitable (deal, business offer, etc.); beneficial
(not) anything; (nothing) at all; and everything else; and all; (not) at all; (not) in the least
inside one's heart; in one's mind
denial; negation; negation; NOT operation
while; during; while; although; all; both
operation; management; handling; manipulating (to one's benefit); manipulation; influencing
repeatedly; over and over again; several layers deep; layer upon layer; row upon row
development; evolution; expansion; spreading out; expansion (of an algebraic expression); development (of a three-dimensional shape); extraction (of compressed data)
immediately; right away; at once; instantly
cannot be undone; can't be recovered from
to stop; to turn off; to park; to prevent; to suppress (a cough); to stop (someone from doing something); to dissuade
bad; wrong; must not (do, be); should not; useless; no good; hopeless
people; men and women; each person; everybody
to suffer; to groan; to be worried
to show up; to appear; to turn up