classroom; lecture room; department (in a university); class; lessons; school (for a particular discipline)
usually; ordinarily; always; continuous; 24-hour (operation, care, etc.); constant
profound; deep; grave; solid; dignified; stately
wood; lumber; (raw) material; stuff; talent; ability
to assort; to classify; to journalize (in accounting); to journalise
glossy (e.g. hair); sleek; shiny; lustrous
to stand in a row (e.g. shops on a street); to line in a row; to line
field of flowers; flower garden; flower bed
to boast of; to be proud of; to take pride in
temptation; allurement; lure; enticement; seduction
quiet; calm; easily; comfortably; distant; far-off
all over; all over the place; everywhere
(dead) end; end of the line
to be worn down; to wear away; to wear out; to dwindle; to be reduced
rough; wild; rude; harsh; gruff; violent
construction; architecture (of buildings)
wild; violent; rough-mannered; rough (e.g. work); crude; coarse
mark; sign; (arch.) plain wood showing the seating order of officials at court; (arch.) nameplate
spiderweb; spider web; spider's web; cobweb
thickly; densely; luxuriantly
region of the heart; central part; heart (e.g. of a city); center
stagnation; tie-up; standstill; congestion; delay; accumulation
chafing; grinding (e.g. teeth); binding tightly; pulling tight (e.g. a bow); rotating quickly; hurting sharply
power; motive power; three-phase electricity
to allow (someone or something) to come near; to let get close
lightly; nimbly; with agility; casually; readily; regularly
plain; simple; reserved (behaviour, attitude, etc.); modest; quite; a (little) bit
nodding off (while sitting); dozing
to do without being seen (by); to do behind (someone's) back; to do without the knowledge of (e.g. one's parents)
overly optimistic; easygoing; irresponsible; naive; simple-minded