though; although; be that as it may; nonetheless
technique; art; skill; move
class; level; stratum; layer; hierarchy
to increase; to add to; to augment
complex; complicated; intricate; mixed (feelings)
comfortable to live in (of a neighborhood, etc.); convenient; congenial; agreeable
structure; construction; makeup; framework; organization; pattern
very; considerably; by no means; not readily; middle; half-way point
respect; esteem; reverence; honour; honor
to get fed up with; to get sick of; to become disgusted with
extensive knowledge; erudition
such; this sort of; like this
bottom layer; undermost layer; lowest (societal) class; bottom (economic) stratum; lowest caste
good thing; strong point; good family; prestigious school; the right moment; utter
concentration; thickness; density; cardinality
to rise; to swell; to be promoted
upper stratum (classes, stories, storeys); upper layer; layer above
people; men and women; each person; everybody
he; she; that person; that; that one; that thing
killing two birds with one stone
the problem (at issue); the point at issue; problematic issue; problem
to persevere; to persist; to insist that; to stick to (one's opinion); to remain in a place; to stick to one's post
(not) at all; (not) in the slightest; wholly; entirely; extremely; very
increase; rise; growth; addition; increment
to catch up (with); to draw level; to pull even; to be compensated; to make up for one's losses
drumming (noise); beating; rapidly; quickly; continuously; one after the other
to collect; to gather; to save; to accumulate; to pile up
lower layer; layer beneath; lower strata (classes)
desperately; for one's dear life
person; -er; (arch.) expert; (arch.) geisha; (arch.) prostitute
acting rashly; running wildly; runaway (process); reckless baserunning
custom; practice; said; aforementioned; instance; example
superior; excellent; brilliant; outstanding
challenge; defiance; dare; attempt; try
support; backing; aid; assistance
very; much; greatly; a lot of
license; permit; licence; certificate
deplorable; regrettable; disappointing; vexing; unfortunate
preliminary investigation; preparation