suddenly; unexpectedly; by chance; accidentally; lightly; nimbly
aperture; bore; calibre; caliber
to have a hole; to be pierced (with a hole)
vent; vent hole; air hole
to turn one's head; to look over one's shoulder; to turn around; to think back (on); to reminisce; to look back (on)
one's eyes; (pair of) eyes
friction; rubbing; chafing; discord; friction; strife
heat; fever; temperature; zeal; passion
mechanism; organization; organisation
lubricating oil; lubricant; lube; person or thing that makes things run smoothly; facilitator
remarkably; markedly; rapidly; sound of breaking or creaking
retreating figure; appearance from behind
to aim at (with a weapon, etc.); to be after (something or someone); to have an eye on; to aim for; to set up as a goal
to order; to command; to appoint
panels, planks or plating on the hull of a ship or aircraft
support; backing; endorsement; support; holding up; propping
at the same time as; while; as well as (multiple roles)
to incline toward; to slant; to lurch; to go down (sun); to wane; to sink
to be crushed; to be squashed (flat); to be discouraged
to pluck off (esp. by twisting); to pick; to break off; to wrest (away from); to wrench free; to snatch (away)
earth; ground; place; territory; bottom (of a package, book, etc.); earth (one of the five elements)
shock; tremor; impact; vibration
to slide into; to slip into
lower region; lower part; region below
to be handed down; to be introduced; to be transmitted; to be circulated; to go along; to walk along
to crawl; to creep; to slither; to wriggle; to trail (of vines, flowers, etc.); to spread
to advance; to move forward; to carry forward (plans, work, etc.); to proceed with; to raise; to elevate
oh!; good heavens!; ugh!; oh no!; ah!; the penny drops!
sticking to; clinging to; adhesion; cohesion; agglutination
to seem to be ...; to become like ...; to behave as ...
lying face down; lying on one's face; placing upside down; placing face down
to cough violently; to have a coughing fit
to chew thoroughly; to bite (e.g. one's lip); to reflect upon; to digest
concentration; focusing; convergence; within a collection of works
underground; below the ground; world of the dead; the grave; underground (activities, movement, etc.); secret