drainage basin; catchment basin; river basin; watershed; valley
to be sticky; to be close together
transfer (of authority, power, etc.); delegation; devolution
return (home); repatriation; feedback (in an electronic circuit, biological system, etc.)
thank you (for your hard work); I appreciate your efforts
courtesy; etiquette; formality; (religious) observance; ritual; rite
to relax one's efforts; to let up; to let one's guard down
what proportion; what percentage
each; respectively; individually; separately
class (of students); group (of people); party; lot; bunch; crime family; organized-crime syndicate
tumult; great noise; clatter; hustle and bustle
to leave; to depart; to take one's leave
thanks (for coming, helping, etc.); good work; see you; goodbye; tiredness; fatigue
nodding; greeting (with eyes)
to take down; to bring down; to drop off (a passenger); to let off; to withdraw (money); to use for the first time; to wear for the first time
with a start; with a jump
resentment; indignation; anger
atmosphere; mood; a certain air; presence; (Earth's) atmosphere
to get blurred; to get hoarse; to get husky; to graze; to scrape
to get angry; to take offense; to take offence; to be furious
details; particulars; longitude and latitude; warp and weft; warp and woof
diagnosis; medical examination
hygiene; sanitation; cleanliness; toilet; restroom; bathroom
generally; on the whole; general; rough; outline; main points
suddenly; at once; considerably; very much; firmly; with an effort
to leave (a scene); to step away
then; in that case; considering; if that is the case; if so
duty; obligation; responsibility
the bottom of one's heart
shivering; trembling; shuddering; shaking
rescue; extricate; reclaim; deliverance
such a stupid ...; what a crazy ...; no way!; what nonsense!; how can that be?
mischief; prank; mischievous; naughty; pastime; hobby
after a long time; for the first time in a while
with a start; in a fright; alarmedly
the eyes; expression of the eyes; area around the eyes
to pin down; to hold down; to cover (esp. a part of one's body with one's hand); to clutch (a body part in pain); to get a hold of; to obtain; to grasp (a point)
stifled (laughter); simmering
to rock; to shake; to swing
to reply; to respond; to answer; to talk back; to retort
to become sullen; to sulk; to get angry; to peel (off); to come off
to attack a routed enemy; to sink the boot into; to pour salt on a wound