the way back; the way home; return trip
regularization; regularisation; getting up speed; proceeding at full tilt
close investigation; careful examination; scrutiny
number of persons; personnel
to grapple with; to wrestle with; to engage in a bout; to tackle (e.g. a problem); to come to grips with; to work hard on
contrary to one's expectations; to one's surprise
chivalrous spirit; chivalry
dead center; (right in the) middle; midst; midst (e.g. of a storm); heyday; (the) height (e.g. of a debate)
(personal) appearance; (personal) grooming; essential skill; required knowledge
worn-out; shabby; seedy; completely exhausted
to breathe heavily (e.g. with much movement of the shoulders)
already; now; by this time; quick; early; fast
far away; far off; nowhere near; far cry
safety confirmation; confirming (something) is safe
mouse; rat; dark gray; slate gray
sampling a drink; tasting
the last moment; the very end
smoothly; swimmingly; forthrightly; without hesitation
and then; and so; and; so then
after staying up all night
human experiment; human experimentation; experiment on a living person
mousetrap; rattrap; rat poison; speed trap; Japanese rat snake
below one's eyes; under one's eyes; length (of a fish) from eyes to tail fin
corner; nook; shade; shadow; dark circles (under the eyes); dark rings; bend (in a road, river, etc.)
pitiful; pathetic; painful (to look at)
attention; notice; care; caution; advice; warning
powerful medicine; strong poison
putting one's life on the line; staking one's life (on); risking one's life; life and death situation
superior; boss; them (as opposed to "us"); the elite; person above; upstairs neighbour (neighbor)
uncomfortable feeling; feeling out of place; sense of discomfort; malaise; physical unease
another; one more; (not) quite; (not) very; lacking
to be confused; to be flustered; to be at a loss; to loiter; to hang around; to wander around
addition; supplement; appending; appendix
prohibition; inhibition; ban
(inflectional) ending of a word; end of a sentence
engine; agency; organisation; system; facility
disapproval; reluctance; unwillingness
trouble; difficulty; failure (of an engine, machine, computer, etc.); breakdown; (medical) condition; disorder
shortening; contraction; reduction; curtailment; abbreviation
no change; no difference; no unusual events; no accidents; no incidents
division; splitting; sharing; distribution; dissemination; allocation
to disagree; to dispute; to fight (over)
to go out; to go around; to walk about; to roam