to run (up hill, stairs, etc.)
measure; step; dealing with; medical treatment
to be contrary to one's expectations
extremely important; essential; vital; crucial
to advance on; to close in; to march on; to descend on (the enemy); to move towards; to surge forward (crowd, wave of nostalgia, wave, etc.)
to produce; to yield; to cause; to result from; to arise; to be generated
established theory; accepted opinion; accepted explanation
heavy blow; thump; wallop; belt; whack
hanging in midair; suspended in midair; midair stunt; aerial stunt
to dart away; to dart off; to gallop away
(all) at once; at the same time; in one go; right away; in an instant
trembling (with fear, cold, etc.); shaking; chattering (of teeth); coming loose; wobbling
becoming irritated (suddenly); getting annoyed
faint; trance; swoon; stupefaction
to roll; to wheel; to turn over; to tip over; to leave; to buy and sell (quickly for a profit)
root and branch; thoroughly; by the roots; completely; all
fate (safety) of a person (persons) being unknown
concise; brief; succinct; compact (style)
complication; intricacy; involution; to become complicated; to get entangled
to have a reason; to have an excuse
sudden change; sudden turn
at this stage; at this point; now (contrasting with the past)
one army; whole army; first string players; the cool kids; the popular kids
safety; welfare; well-being
railroad network; railroad system
air route; air lane; by air; by plane
chief; main; principal; major
to fall into (someone's) hands; to fall under someone's control; to become someone's property (e.g. of an object)
railroad; railway; rail transport
stoppage; interruption; cessation; suspension
strict observance; rigid adherence; scrupulous compliance
unseasonable weather; fickle weather; bad weather
I've heard that ...; rumour has it that ...; it appears as if ...
navel; belly button; protrusion or depression in the middle of an object; center; centre
suspension; interruption; stoppage; tie-up; cessation
to side with the winner; to ride (someone's) coattails; to get on the bandwagon
secret understanding; collusion; betrayal