to shut one's eyes; to ignore; to pretend not to know; to die
to be the first to speak; to break the silence; to open something for the first time; to broach (e.g. a cask); to break a seal
to see without obstruction; to see through; to forecast; to predict; to anticipate
bone; frame; outline; core; backbone; spirit
complete picture; panorama; what it all adds up to; bird's eye view; all-embracing portrait; overall perspective
reaching; attaining; arrival
to rely on; to depend on; to count on; to turn to (for help)
to come to a dead end; to come to a standstill; to reach a deadlock; to reach an impasse; to reach a stalemate
study; library; den; home office; reading room
technology; engineering; technique; skill; art; craft
altitude; height; elevation; high-degree; high-grade; advanced
beforehand; in advance; previously
to need; to call for; to require
education; schooling; training; culture; cultivation; education
many; a lot; much; multitude
diffusion; spread; popularization; promulgation; familiarization
unreasonable; unnatural; impossible; forcible; forced; excessive (work, etc.); immoderate
in the early period (of something); at the beginning
similar instance; similar case; parallel case; analogy
zero (points, marks); no marks; zero (of a function); root; zero degrees (Celsius); freezing point
soil; breeding ground; fertile ground (for); foundation (for the development of ...)
as far as ... is concerned; so far as ... can tell
deviation; inclination; offset; polarization; polarisation
school of popular writing
following (in the footsteps of); catching up with; coming level with
(art of) fencing; swordsmanship
besides; furthermore; on top of that; and yet; nevertheless; even so
chief; main; principal; important
to give a broad grin; to smirk