order; reservation; order; sequence; order (of magnitude); architectural order
necessary; needed; essential; necessity; need; requirement
event; phenomenon; matter
great (quantity, amount, etc.); huge; enormous; serious
to need; to call for; to require
upper stratum (classes, stories, storeys); upper layer; layer above
to disappear (of people or animals); to go (away); to leave; to no longer exist
conclusion from reasoning, judgement or calculation based on something read or heard; reason; cause; meaning; circumstances; situation
therefore; and so; for that reason; accordingly; consequently; hence
lower layer; layer beneath; lower strata (classes)
to manufacture; to produce; to raise (crops); to invent; to dream up; to create
equivalence; equal value; parity; (logical) equivalence
expansion; extension; enlargement; escape; ESC
counter for rules; rule; regulation
applying (e.g. a technology); adoption
to be able (in a position) to do; to be up to the task; to be ready; to be completed; to be made; to be built; to be good at
not exceeding; and downward; below (e.g. standard); under (e.g. a level); the below-mentioned; the following
like; similar to; as with; in the same way
dimension; perspective; point of reference; level (of something)
possession; retention; maintenance
element (esp. component in electronics); elemental device; device; data; datum
speed; velocity; pace; velocity
system; lineage; corollary; system (range of strata that correspond to a particular time period); (taxonomical) series
everywhere; all over; throughout
fixed; settled; constant; definite; uniform; regularized
assumption; supposition; hypothesis
high-speed; rapid; express; highway; freeway; expressway
to consist of; to be made up of; to be concluded (e.g. of an agreement); to hold true (e.g. of a theory); to be viable (of a business, lifestyle, etc.); to carry on
to cross over; to cross; to pass through; to exceed; to surpass; to be more (than)
law of cause and effect; principle of causality
flow (of a fluid or gas); stream; flow (of people, things); passage (of time); course (of events); (step-by-step) procedure; group of people who remain together after the end of an event
to carry; to transport; to come; to go; to wield (a tool, etc.); to use
characteristic; traditional; peculiar; inherent; native; eigen-
body; torso; trunk; build; physique; health