material; substance; matter
consideration; inquiry; enquiry; investigation; study
side effect; adverse reaction
hormone; cows' or pigs' offal (entrails)
to collect; to put (it all) together; to summarize; to aggregate; to bring to a conclusion; to finalize
road; path; route; way; distance; journey; road (e.g. to victory)
to throw into; to toss into
willingness (e.g. to do something); eagerness; motivation; inspiration; determination; high aspirations
as time passes; with the passing of time; with time
zeal; enthusiasm; ardor; ardour
to draw in; to take in; to retract; to withdraw; to take back (e.g. words)
presentation (of documents); submission (of an application, report, etc.); production (e.g. of evidence); introduction (e.g. of a bill); filing; turning in
February; second month of the lunar calendar
several years; a few years
and so on; and so forth; et cetera; comment; criticism
to teach; to take a teaching job
shut-in; stay-at-home; hikikomori; social withdrawal; shunning other people
network; Internet; net (hair, netball, etc.); net (price, weight, etc.); nett
to use as an intermediary; to worry; to mind; to care
one's relationships; people one knows; circle of friends
(not) anything; (nothing) at all; (not) any
laboratory; seminar room; professor's office
expresses a firm view or feeling; please ...; would you ...
to detain; to check; to restrain
personal (affairs, reasons, etc.)
circumstances; condition; to arrange; to manage; to lend money; to raise money
persistence; single-mindedness
one-by-one; separately; in detail
to connect; to join; to join or tie or knot together
to disturb; to upset; to ruffle; to stir up; to mess up
substitute; replacement; stand-in; proxy; compensation; exchange
interview (with a doctor); history taking
endocrine; incretion; internal secretion
to restrict; to limit; to be restricted to; to be limited to; to be best (for); to be the best plan
to some extent; to a certain extent