dark; gloomy; depressed; dispirited; dark (in colour); dull; ill-boding
colour; color; complexion; skin colour; look (on one's face); expression; appearance
to fill (with); to be filled with; to express (an emotion); to project (sadness, joy, etc.); to wear (e.g. a smile)
occupation; profession; job; vocation; trade; calling
certain; sure; doubtless; I have no doubt; You can depend on it; It's a safe bet
black; dark; blackish; suspicious; criminal; darkened and dirty; sooty
ominous; sinister; unlucky; inauspicious
next (to); adjoining; adjacent; house next door; neighbouring house; next-door neighbour
one person; being alone; being by oneself; being single; being unmarried; by oneself
to put on (one's head); to wear; to be covered with (dust, snow, etc.); to pour (water, etc.) on oneself; to bear (e.g. someone's debts, faults, etc.); to take (blame); to overlap (e.g. sound or color)
nicely; properly; frequently; often; I'm glad that you ...; thank you for ...
female; woman; female sex; female lover; girlfriend; mistress
request; favor; favour; reliance; dependence; trust
the number of people; many people; a large number of people; (counted as an) adult
seeming to be; appearing to be; like; similar to; in order to (e.g. meet goal); so that
no; nay; well; er; you're welcome; not at all
to differ (from); to vary; to not be in the usual condition; to not match the correct (answer, etc.); to be different from promised; isn't it?
to be packed (with); to be full (space, schedule, etc.); to be blocked (road, pipe, nose, etc.); to be clogged; to shorten (width, interval, etc.); to shrink (shirt, word form, etc.); to be at a loss
insincere smile; ingratiating smile; polite smile; forced smile
smooth (of a surface); glassy; smooth (of an action, proceedings, etc.); fluent (speech); continuously differentiable
to coo at; to behave like a spoiled child; to snort; to sniff
now that you mention it; come to think of it; that reminds me; on that subject; speaking of which
great victory; big win; huge profit; killing
dimly; faintly; absentmindedly; vacantly; idly; aimlessly
to float; to be suspended; to rise to the surface; to appear; to come to mind; to have inspiration
chain; chaining; connection; (genetic) linkage
to appear; to come in sight; to become visible; to be expressed (e.g. emotions); to become apparent (e.g. trends, effects)
easy; trifling; harmless; nothing of the sort; not at all
mostly; nearly; practically; well-nigh; almost invariably; all but
purpose; goal; aim; objective; intention
a piece; a scrap; a fragment; iota; modicum; trace
interest (in something); curiosity (about something); zest (for)
once; one time; temporarily; for a moment; one degree; one tone
to sleep (lying down); to go to bed; to lie in bed; to lie down; to sleep (with someone, i.e. have intercourse); to lie flat (e.g. of hair); to lie idle (of funds, stock, etc.)
even; if only; if just; as long as; the only thing needed
to take (a resource, e.g. time or money); to hang; to come into view; to arrive; to come under (a contract, a tax); to start (engines, motors); to attend
possibly; apparently; (seem) likely; somehow or other; with difficulty; barely
companion; partner; other party; addressee; opponent (sports, etc.)
promise; agreement; convention; rule; destiny; fate
whether or not (in phrases like "I don't know whether or not I can come")
to memorize; to memorise; to learn; to pick up; to feel; to think