numerical value; numerics; reading (on a meter, etc.)
sudden drop; sharp fall; nosedive; swoop
substitute; replacement; stand-in; proxy; compensation; exchange
painful; difficult; distressing; (psychologically) difficult; straitened (circumstances); tight (financial situation)
disorder; chaos; confusion; mayhem
height; acme; extremity; end; limit
riddle; puzzle; enigma; enigmatic; mysterious
good; excellent; fine; nice; pleasant; agreeable
without; unacceptable; not alright; unsatisfactory
nonsense; no meaning; meaningless
old age; old person; the old; the aged
to be piled up; to lie on top of one another; to come one after another; to happen over and over; to overlap (each other); to occur at the same time
doubt; question; uncertainty; skepticism; scepticism; suspicion
revival; resuscitation; revitalization; rejuvenation; regeneration
art; technique; means; way; trick; trap
numbered tag; numbered ticket
care; precaution; guarding; caution
to pull the trigger; to squeeze the trigger
across; over; beyond; throughout (a period of time); for
counter for scraps, fragments, petals, etc.
to succeed; to relieve; to take the place of; to substitute for; to be exchanged; to change (places with)
to touch; to feel; to get involved (with); to approach; to be harmful to; to hinder
it cannot be that...; it is highly unlikely that...; it is impossible that...
vacuum cleaner; vacuum; hoover
rubbish; trash; garbage; refuse
bag; sack; skin of an orange (and other like fruits); dead end; plot of land surrounded by water
to take home; to carry home; to bring back home; to take out (e.g. food)
operating together; working together; being linked (to); being tied (to); being connected (with); interlocking
hospital; clinic; doctor's office; doctor's surgery; infirmary
contacting; (making) contact; connection (with a train, bus, etc.); joining (a railway line, etc.); connection (between matters, incidents, etc.); relation
footprints; record of page visitors (e.g. in social networking sites)
reserve; spare; preparation; preliminaries