adjacency; contiguity; being adjoined
hygiene; sanitation; health
medical science; medicine
many problems; various problems
scientific basis; scientific foundation; scientific grounds
two reams (of paper); 1000 sheets (of paper); stanza; verse; tribe (in taxonomy); forecast (bet); bet which predicts the top 2 finishers (i.e. quinella or perfecta bet)
rigour; rigor; closeness; compactness; tightly knit
race issue; problem of race
change in appearance; transformation
error; mistake; slip; bug
loose (e.g. belt); slovenly; careless; slack
close (relationship, connection, etc.); intimate; near; close (together)
practical question (problem); practical matter
outward; superficial; external; apparent
summary; generalization; generalisation
along; parallel to; in accordance with
postulate; given conditions; data
or something; for instance ... (though there are other suitable options); ... or ...; as soon as; right after; while still
original idea; originality
coincidence; chance; by chance; unexpectedly; contingency
agricultural technology; farming techniques
in order to be(come)...; since it amounts to...; since it is advantageous to...
industrial science and technology; industrial techniques
simple; easy; uncomplicated; brief; quick; light
substantial; real (as opposed to nominal)
-ian (e.g. Italian); -ite (e.g. Tokyoite); -er (e.g. performer, etc.); person working with ...; man; person
talented; gifted; prodigious; virtuoso; masterful
revelation; manifestation; appearance; expression (e.g. in molecular biology; protein expression or gene expression)
to bear; to carry on one's back; to take responsibility for; to accept a duty; to receive (wound); to incur (damage)
emotional strength; force of will
by the way; incidentally; sometimes; occasionally; precisely (at that time); exactly
without doubt; certain; sure
acquaintance; relation; affinity; reason
upper stratum (classes, stories, storeys); upper layer; layer above
piece; fragment; one (object)
to fight with swords; to cross swords
first; firstly; first of all; Introduction; Preface
to state; to express; to mention
to touch; to feel; to touch (with); to experience; to come in contact with; to touch on (a subject); to allude to
bureau; department; office (e.g. post, telephone); broadcasting station (e.g. television, radio); affair; situation