component; factor; item (e.g. in list); element (e.g. in array); member (e.g. data structure)
nature; natural; spontaneous; naturally; spontaneously
mating; crossbreeding; cross-fertilization; cross-fertilisation
level; standard; level (plane); floor; spirit level; (surveyor's) level
living thing; organism; creature; biology
that kind of; of the sort; of the kind; such
increase; multiplication; propagation; proliferation
function; facility; faculty; feature
to furnish with; to equip with; to prepare for; to make preparations for; to possess (all that is needed); to be endowed with
materials; ingredients; material (for a novel, experiment, etc.); subject matter; grounds (for a decision, judgement, etc.); basis
to give (esp. to someone of lower status); to bestow; to provide; to afford; to assign; to cause
quite; entirely; completely; as if; as though; just like
like; similar to; as with; in the same way
limit; limits; degree; extent; the end; the last; as long as ...
reproduction; duplication; reprinting
process; course; mechanism
accidental; incidental; occasional; casual
variation; rogue (something)
to produce; to yield; to cause; to result from; to arise; to be generated
there is no need to ...; never happens; there is never a time when
appropriate; suitable; fitting; apt; proper; right
space (between); gap; period of time (during, while); duration; between (two parties or things); among (a group); relations (between)
elegance; grace; article; item; counter for items (of food, etc.); counter for dishes or courses (at a restaurant)
same; identical; equal; anyway; anyhow; in either case
division; section; demarcation; partition; segmentation; subdivision
vague; ambiguous; shady; disreputable; fuzzy
to get; to secure; to learn; to master; to complete
those (near the second person)
manufacturing plant; production facility
product; manufactured material
to add; to add up; to increase; to gather (e.g. speed); to include; to count in
working; in operation; running; active
destruction; disruption; (application) crash
even if ...; even supposing that ...; also as ...; also for ...; also from the position of ...
to fire (gun, arrow, questions, etc.); to shoot; to set free; to release; to emit (e.g. light); to give off (e.g. a scent)
until (a time); till; to (a place or person); as far as; to (an extent); up to
activity (of a person, organization, animal, volcano, etc.); action; movie (esp. during the silent movie period)
stoppage; coming to a stop; ceasing (movement, activity, etc.); suspension (of operations); suspension (of payment, licence, etc.); (temporary) prohibition
going feral (of a species); reverting to wild; escape
study; learning; tutorial
restoration; repair; mending