unit; denomination; credit (in school); in units of (e.g. "in thousands"); in amounts of
one day; all day (long); throughout the day; first day of the month
to need; to call for; to require
the most; the extreme; prime; conspicuous
early (days); initial stage; initial
generic; general purpose; all-purpose
period; epoch; the times; those days; oldness; ancientness
individual; one by one; separate; each
to be needed; to be wanted
selection; making a choice; sifting; decision to adopt or reject
before very long; soon; someday; of the previously mentioned; of that number; among them
to fly; to soar; to jump; to leap; to spatter; to scatter; to hurry
first of all; at once; right away; for now; for the time being
important matter; requirement; requisite; necessary condition
if only (you) have; as long as (you) have; whenever (you) have
distinction; differentiation; classification
in itself; the thing itself; this itself; for its own sake; per se
to be based on; to take into account; to build upon; to have one's feet firmly planted on; to plant oneself on
good luck charm; uttered when using magic; abracadabra; presto
built-in function (e.g. in programming language)
indispensable; essential; requisite; required; compulsory; necessary
to have meaning; to be meaningful
at this juncture; after all this time; at this stage; now
old-fashioned; behind the times; out-of-date; antiquated
to be sufficient; to be enough; to be worth doing; to be worthy of; to do (the job); to serve
excess or deficiency; too much or too little
as (for); for; in the capacity of
duplication; repetition; overlapping; redundancy; restoration