impossible; unlikely; improbable
to peek (through a keyhole, gap, etc.); to look down into (a ravine, etc.); to peek into (a shop, bookstore, etc.); to sneak a look at; to take a quick look at; to peep (through a telescope, microscope, etc.); to stick out (a scarf from a collar, etc.)
research expenses; research costs
to use abusive language; to curse; to call someone names
beginning; start; clue; lead; thread end
attentive; cautious; careful; watchful
close investigation; careful examination; scrutiny
to brace oneself; to focus one's energies; to focus one's mind
to change; to exchange; to convert; to renew; to throw a switch; to replace
coincidence; agreement; conformity; consistency; cooperation
highly priced; expensive; valuable; costly
worst; horrible; horrid; in the worst case; if worst comes to worst
coming out; going out; attending (work); appearing (on stage); start; beginning; origins
research and development; R&D
transactions; dealings; business
commodity; article of commerce; goods; stock; merchandise
sales; selling; marketing
to devise; to arrange; to plan; to plot
cut; reduction; curtailment
to be moist; to be damp; to profit by; to receive benefits; to become rich; to become at ease financially
killing two birds with one stone
perfunctory; apathetic; makeshift; slapdash; routine; usual
conclusion from reasoning, judgement or calculation based on something read or heard; reason; cause; meaning; circumstances; situation
region; limits; stage; level
to escape from; to get out
to connect; to tie; to fasten; to transfer (phone call)
something; some; somehow; for some reason; (is there) something (you want, etc.)
to taste; to eat; to drink; to speak (of); to refer (to); to say
register of names; list of names; roll; register; roster
discharge; outward flow; efflux; leak of (private) information or pictures
interior; inside; internal
relation; connection; relevance
pretending not to see something; turning a blind eye to; burying one's head in the sand
customer; client; client company; business connection; trade partner
to speak to; to give a (something) talk to; to speak words of (something)
comprehension; consent; understanding; OK; roger (on two-way radio)
powerful; strong; forceful; reassuring; encouraging