mountain range; mountain system
source (e.g. of a river); headwaters; origin of something continuous (language, culture, etc.)
country; territory; domain; realm
ministry; department; province (of China); saving; conserving
class A river; specified waterways of special importance protected by the government
slope; incline; slope (of a linear function); gradient (vector calculus)
loose; slack; gentle (slope, curve); slow (speed); lenient; liberal
flow (of a fluid or gas); stream; flow (of people, things); passage (of time); course (of events); (step-by-step) procedure; group of people who remain together after the end of an event
to fall (of rain, snow, ash, etc.); to come down; to form (of frost); to beam down (of sunlight or moonlight); to pour in; to visit (of luck, misfortune, etc.)
volume of water (in a river, pond, flood, etc.)
origin; source; history; originally; from the start; by nature
measure; step; countermeasure; counterplan; countermove; strategy
drainage basin; catchment basin; river basin; watershed; valley
flood plain; river terrace; riverside area; area between river and river bank
sports park; athletic park; stadium
aorta; (fig.) important traffic route
residential road; residential street; neighborhood road
intruder; invader; trespasser; raider
to build; to construct; to erect; to amass (e.g. fortune); to pile up
ramming attack; hurling oneself (at); throwing oneself into (e.g. a role); going all out
unperturbed; undaunted; retaining composure; unyielding; not giving an inch
watchtower; watch tower; lookout tower
rest area; rest stop; service area (next to a highway); service station; parking area
ladder; stairs; going to several places in succession (e.g. barhopping)
to run (up hill, stairs, etc.)
crippled; deformed; imperfect; incomplete; one wheel
to float; to become merry; to be cheerful; to become loose; to become unsteady; to feel out of it; to be cut off (e.g. from those around you)
great speed; recklessly fast speed
to make a mess; to perpetrate; to do; to finish up; to be guilty of
letter left behind by someone who has departed; farewell letter
restive horse; unmanageable person (esp. a woman); shrew; stubborn tomboy