blue; azure; green; green light (traffic); black (horse coat color); blue 5-point card; immature
round; circular; spherical; mellow (flavour, voice, etc.); mild; smooth
daybreak; dawn; gray of the morning (grey); dawn (of a new age)
departure (from a base); takeoff; launch; starting (to move; of a car); start; moving off
to sink (into); to get depressed
control board; control panel; console
roll-out (of a product); rolling out (memory contents); swapping out
before one's very eyes; under one's nose; imminence; close at hand
retention; maintenance; preservation
relation; connection; relevance
barrier wall; bulkhead; partition; septum; diaphragm
well aware of; know thoroughly; being familiar with (and thus feeling no need for restraint)
echo; reverberation; response; reaction; repercussions
light-emitting diode; LED
growing light (e.g. at dawn); pale; appearing dumb; talking in an obvious way
to tan (i.e. suntan); to burn
seeing for the first time; first sight; first meeting; sight-reading
flat; superficial; surface-level; one-dimensional
boomerang; swim briefs; Speedos
handing down (information); legend; tradition; folklore; transmission
sky; air; ether; firmament; the heavens
unbecoming; improper; unsuitable; ill-matched; unworthy of
dynamic lift; lifting power
grazing; skimming; almost touching; barely; just; narrowly
route; road; distance travelled in a day; one's ... (age, e.g. 40s, 60s)
public announcement; official statement; nominal; official; official name
to be placed on; to be set on; to be piled on; to appear (in print); to be mentioned; to be recorded
thereupon; shortly thereafter