to notice; to realize; to realise; to regain consciousness; to come to (one's senses); to come round
safe; secure; certainly; surely; no thanks; I'm good
sound; noise; (musical) note; fame
disastrous scene; terrible spectacle
report; notification; tip; message (in information and communication theory)
trouble; bother; trouble; difficulty; care; attention
to break (into pieces); to be broken; to collapse; to crumble; to become less formal; to throw off reserve
to climb over; to get over; to overcome (a difficulty, obstacle, etc.); to surmount; to surpass (a predecessor); to overtake
invasion; incursion; raid; aggression; intrusion; trespass
quiet; silent; slow; unhurried; calm; peaceful
corridor; hallway; passageway
dark; gloomy; depressed; dispirited; dark (in colour); dull; ill-boding
preparation; arrangements; provision; getting ready; laying out (e.g. a meal)
suspicious; dubious; doubtful; unsure; untrustworthy; unreliable; strange
person in charge; senior staff; manager; chief; head
to follow; to come along (with); to accompany; to come with (something); to follow as a result (of); to be incidental (to)
infiltration; sneaking in; going undercover
positioning; getting a position; taking a position
grasp (of the situation, meaning, etc.); understanding; control; hold; grip
generally; on the whole; general; rough; outline; main points
structure; construction; makeup; framework; organization; pattern
head (of a line, group, etc.); front; lead; forefront; vanguard
leaving as is; leaving alone; leaving unattended; neglecting; abandoning
disorder; confusion; clutter; mess; muddle; disarray
influential; prominent; leading; strong; powerful; likely
oversight; omission; something overlooked; thing left unnoticed
to do for (someone); to take in; to deceive; to hoodwink
absolutely every little bit; everything from A to Z; systematically; thoroughly; one after another; successively
tedious; boring; being fed up with
complaint; grumbling; objection; phrase; words; expression
as many as one likes; as much as one likes; great many; plenty; almost (none); (not) much
mouth; opening; hole; mouth (of a bottle); spout; gate; door
to move; to shift; to inspire; to rouse; to change; to alter; to operate
to be scattered about; to disperse; to be littered (with)
staring-out (down) game; game in which two children looking at each other try to make the opponents laugh first; constant looking at something (e.g. the computer screen, the clock)
notable; important; chief; valuable; conspicuous; outstanding
to find; to discover; to come across; to be used to seeing; to be familiar with
right; correct; proper; righteous; just
to give up; to abandon (hope, plans); to resign oneself (to)
fast; quick; early; soon; premature; too soon
(any) particular; special; particularly noteworthy; worth mentioning