to be unable to; to find difficult (unpleasant, awkward, painful) to do; to serve two or more functions or roles simultaneously; to contain (or combine) two or more features; to work in two or more jobs simultaneously (positions, etc.); to do alongside
precise; exact; detailed; accurate; minute; close
inspection (e.g. customs, factory); examination; scan (e.g. MRI, PET, etc.)
shock therapy; shock treatment
otherwise; or else; if not
laboratory; seminar room; professor's office
close thicket; dense forest; jungle; amazon.com
proving ground; test site
South Pole; the Antarctic; Antarctica
island; one's territory (e.g. of a sex worker, organized crime gang); one's turf
patiently; with perseverance
supply; supplying; replenishment
armoring; armouring; armor; armour
poisonous substance; toxic substance; poison
antitoxin; antivenin; antivenom
pathogenic bacteria; germ; pathogen
cultivation; nurture; culture
average; medium; mid-grade (item); regular grade; same level as; equal to
underground; subterranean
underwater navigation; going underground; going into hiding; travelling incognito
base (military, expedition, etc.)
outer space; void of space
sunlight; rays of the Sun
collecting; accumulating; collection (of art, stamps, insects, etc.); garbage collection; waste collection
geothermal energy; terrestrial heat
opening (a door, window, etc.); leaving open; opening up (e.g. to the public); allowing (public) access
to manufacture; to produce; to raise (crops); to invent; to dream up; to create