trial product; prototype model
idly; sluggishly; doing nothing
development; exploitation
tightly (hold, squeeze, etc.); firmly; forcefully (e.g. push); hard
crossing; intersection; (genetic) crossing over
to knock together; to strike against each other; to arrange (e.g. a meeting); to discuss (in advance)
blue; azure; green; pale; gray; unripe
to give off sparks; to spark; to scintillate; to have a heated argument; to combat; to do something fiercely
(right at the) side; just beside
to pull apart; to separate; to have a lead over; to pull ahead of; to outdistance
pale; pallid; bluish-white
fast; quick; early (in the day, etc.); premature; (too) soon; not yet
thorny shrub; wild rose; briar; thorn; cusp
to push out; to project; to stick out; to hand over (e.g. to the police)
to bend; to warp; to curve
small; fine; minute; minor; trivial; sensitive
to shiver; to shake; to quake; to tremble; to quaver; to quiver
electricity; (electric) light
stimulus; impetus; incentive; encouragement; motivation; provocation
signal; signalling; signaling; traffic light; traffic signal
device; instrument; vessel; container; ability; capacity
reaction; recoil; kick; backlash
to make round; to roll up; to seduce; to cajole; to round off (a fraction); (arch.) to lump together
opposite side; opposition
to bite into (e.g. rope into skin); to cut into; to eat into; to encroach; to be wedged (i.e. underwear pulled from the back, driving it between the buttocks)
tension; mental strain; nervousness
atmosphere; air; magnanimity; generosity
to (make something) quiver; to shake; to tremble; to vibrate
body; torso; trunk; build; physique; health
to strain; to stretch; to string up; to cover over (e.g. with tiles, ice, etc.)
to melt into; to dissolve into; to merge into; to blend into (surroundings); to fit in; to adapt to