painstaking (e.g. effort); excruciating (e.g. hard work); grueling
tempering (metal); annealing; forging; toughening; disciplining; training
to pile up; to stack; to load (car, ship, etc.); to pack; to acquire; to accumulate
fixed form; regular shape; standard-size mail
to be extremely difficult; to present a major challenge
phantasmagoric; protean; shape-shifting; kaleidoscopic; capable of ever-changing appearance
offense and defense; offence and defence
since when; from when; how long
extra; more; unnecessary; needless; all the more; even more
emergency; accident; worst case; unexpected occurrence
freely; right and left; as one pleases
innumerable changes; infinite variety
dizzying (speed, changes, etc.); rapid; drastic; bewildering; hectic; bustling (e.g. world)
to hold one's breath (in fear, anxiety, etc.)
(medieval) knight; samurai on horseback
to gaze (at); to stare intently (at); to look fixedly (at); to fascinate; to enchant; to possess
precise; exact; detailed; accurate; minute; close
harsh (criticism, treatment, etc.); severe; hard; strict
counterattack; counteroffensive; counterblow
reckless; (at) random; haphazard; blind; sudden; abrupt
two reams (of paper); 1000 sheets (of paper); stanza; verse; tribe (in taxonomy); forecast (bet); bet which predicts the top 2 finishers (i.e. quinella or perfecta bet)
war situation; progress of a battle
(not) anything; (nothing) at all; and everything else; and all; (not) at all; (not) in the least
being on the ropes; losing ground
superior (in rank); top; higher order (e.g. byte); host computer (of connected device)
way (of doing); manner; method
unforgettable; impossible to forget; lucidly remember
hunting ground; hunting preserve
unconsciously; without knowing it; unwittingly; unawares
goes without saying; needless to say; obvious
accurate; correct; precise; exact
unpleasant; revolting; feeling sick; feeling unwell; uncomfortable; annoying
predominance; superiority; ascendancy; advantage; supremacy
colourful; colorful; multicoloured; various; varied; variegated
incessant; constant; continuous; perpetual; everlasting
to corner; to drive to the wall; to run down; to track down; to chase after
immediately; as soon as possible; as quickly as possible