fierce; intense; severe; violent; strong; vehement
cloud of dust (sand, etc.)
to choke; to be choked by; to be stifled by
accumulation; accumulate; store
sure; certain; reliable; trustworthy; If I'm not mistaken; If I remember correctly
material; substance; matter
underground; below the ground; world of the dead; the grave; underground (activities, movement, etc.); secret
large quantity; massive (quantity); mass (e.g. mass production, mass transit, mass destruction)
flat; even; level; plain (speech, etc.); simple
underground; subterranean
to advance; to go forward; to precede; to go ahead (of); to make progress; to improve; to deepen
medium; average; moderation; middle school; China; volume two (of three); during (a certain time when one did or is doing something)
to be buried; to be covered; to overflow; to be crowded; to be repaid (e.g. debt); to be replenished
to turn inside out; to turn the other way; to turn (something) over
to float; to rise to the surface; to stand out; to be visible; to be alienated
to spit out; to eject; to dump
obstinate; inflexible; thickheaded
actual article or goods; spots (stocks, foreign exchange, commodities, etc.); (in) kind (income, benefit, rent, taxes, investment, etc.)
to fit into (a box, frame, category, etc.); to be contained within; to settle down (into); to be installed (in one's rightful place); to settle into (one's position); to take up (a post)
to inform; to notify; to know; to reign
uniform; equal; even; common; ordinary; usual
to grow senile; to be childish with age; to be mentally slow; to be befuddled; to play stupid; to say something stupid (oft. on purpose; esp. as part of a comedic routine)
all; completely; totally; entirely; thoroughly
to lose focus; to let one's mind wander; to relax one's attention
to return; to come home; to leave; to get home; to get to home plate
remains; traces; (the sorrow of) parting; end
to be turned up; to be lifted up (e.g. by the wind)
original; unique; distinctive; independent; one's own; personal
investigation; examination; inquiry; enquiry; survey
rate; ratio; profit; assignment; 10%; unit of ten percent; match
measurement error; calculation error
(suffering) damage; injury; harm
few decades; many decades; several decades
throughout; over a period of ...; over a span of ...
every place; various places
to be lost (e.g. luggage); to be missing; to be used up; to be run out; to disappear (e.g. pain); to be lost (e.g. a dream, confidence)
today and tomorrow; today or tomorrow; in a day or two; very soon
future (usually near); prospects
if so; in that case; in that situation