to use tact; to exercise discretion; to be tactful; to be thoughtful; to have the sense (to do); to take a hint
black; black go stone; guilt; guilty person
to mix with; to be mixed; to be mingled
thermal; thermal; thermal garment
well-informed person; walking dictionary; extensive knowledge
immediately; right away; at once; instantly
far-infrared rays; far-infrared radiation; FIR
to project; to show; to portray; to depict; to describe
a kind; a sort; of sorts; something of a; sort of; somewhat
amplification (elec.); magnification; amplification; making larger
establishment; creation; posing (a problem); options setting; preference settings; configuration
even if; (it doesn't matter) whether (A or B or ...); whatever; should
graphics; graphic; graphic magazine; pictorial magazine
to investigate thoroughly; to examine closely; to probe into; to be obsessed with a thought; to brood over; to worry about
pseudo; quasi; false; suspected (case, e.g. of disease)
signal; signalling; signaling; traffic light; traffic signal
to send (a thing); to dispatch; to take or escort (a person somewhere); to see off (a person); to bid farewell (to the departed); to bury; to spend (time)
center; centre; middle; -centered; -centred; -focused
substance; essence; entity; subject; content; reality
to creep; to steal up; to draw near unnoticed
shadow; silhouette; reflection; image; ominous sign; light (stars, moon)
quick; swift; nimble; quick (understanding, judgement, etc.); alert; prompt
here and there; all around; everywhere; to get things in the wrong order (back to front); to become muddled up
to discover; to find (e.g. an error in a book); to locate; to find (e.g. something missing); to be used to seeing; to be familiar with
pattern; behavioural pattern; behavioral pattern; predictability
to pass (of time); to elapse
completely; absolutely; (not) at all; (not) a bit; earnestly; intently
even; if only; if just; as long as; the only thing needed
to bear; to stand; to support; to withstand; to be fit for; to be equal to
dashing around on a horse; running around; exerting oneself (for another)
weight (e.g. paperweight); pressing down; keeping control; exercising authority; having self-control; exercising self-discipline