to engage in; to participate in; to take part in; to be involved in
study; scholarship; learning; discipline; branch of learning; (a) science
arts; crafts; handicrafts
common; shared; to be common (to); to be shared (by); -wide
study; research; investigation
craftsman; artisan; tradesman; worker; workman
place where one works; construction site; working area
to ask; to inquire; to blame (someone) for; to accuse of; to care about; to regard as important
furthermore; adding to the above-mentioned; not quite; not very good; lacking
called; named; as many as; as much as; all ...; every single ...
(an) authority; (a) source; (written) reference
to stand up; to put up; to thrust into; to bury into; to make (a noise); to start (a rumour); to make
as a matter of fact; to tell the truth
characteristic (of); peculiar (to)
disadvantage; handicap; unfavorable position
collecting; accumulating; collection (of art, stamps, insects, etc.); garbage collection; waste collection
by the way; incidentally; sometimes; occasionally; precisely (at that time); exactly
beforehand; in advance; previously
deliberately; intentionally; on purpose; purposely
fault; weakness; flaw; crux (of a matter); difficult point; point of contention
all; everything; entirety; absolutely (not); (not) at all; (none) whatsoever
for example; for instance; e.g.
in; at; on; as for; regarding; with regards to
bewilderment; perplexity; embarrassment; confusion
place; situation; position; location
you have only to; all you have to (do); all that's required; as long as; if only
good; excellent; sufficient; enough; profitable (deal, business offer, etc.); beneficial
doubt; question; suspicion; dubiousness
to dispel; to clear away; to accomplish a goal; (arch.) to make it sunny; (arch.) to make clouds disappear
mental condition; state of mind; mentality
introspection; reflection on one's self
good; advantage; sake; purpose; consequence; result
difficult to ...; hard to ...
careful; cautious; prudent; discreet; deliberate
company; friendship; association; society; acquaintance
business; affairs; duties; work; procedure; task
behavior; behaviour; conduct; entertainment; treat; feast
based on; on the basis of
the world; society; sphere; circle; world-renowned; world-famous
to appear; to come in sight; to become visible; to be expressed (e.g. emotions); to become apparent (e.g. trends, effects)