to ignite; to set fire to; to spark (an incident, etc.); to inflame (a situation, etc.)
search; lookup; hunt; (item of) research; exploration; investigation
condition; state; health; state (of health); way; manner
to show one's age (e.g. to start creaking at the joints); to wear out (e.g. machinery)
preservation; retainment; keeping
will not do; do not; does not
role; assignment; position (of responsibility); post; part (in a play, film, etc.); role
falling (down) unconscious; fainting (and collapsing)
fall; drop; descent; coming down
now that you say that; now that you mention it
meeting up; gathering; assembly; set
drainage; ditch; gutter; sewage; black water
conduit; pipe; duct; vessel
conduit (pipe); water pipe
to explain adequately; to be accountable
and then; in addition to that; also; even so
to start; to begin; to challenge; to pick (a fight); to set (traps); to plant (explosives)
persuasiveness; powers of persuasion; cogency
to carry into (esp. an injured person into a hospital); to take into; to bring into
faint; fainting; losing consciousness
you can never be too careful; you can't be too cautious; better safe than sorry
poisonous substance; toxic substance; poison
use; utility; effect; benefit
you can never be too careful; you can't be too cautious; better safe than sorry
not necessarily so; is not always true; there is no guarantee that ...; there is no telling
idea; conception; way of thinking; approach; expression
reliability; trustworthiness; dependability
to touch; to finger; to play with; (arch.) to tease; (arch.) to make fun of
to get twisted; to get crooked; to become twisted (of a mind, relationship, etc.); to become warped; to become troubled; to become complicated
rattling; clattering; trembling; shivering; whining; grumbling
to shake; to jolt; to rock (cradle); to swing
human power; human strength; human effort; human agency
destruction; disruption; (application) crash
lever; agent (causing something to happen); instrument; assistant; helper
use; utilization; utilisation; application
to paw (at) the ground; to struggle (using one's arms and legs); to flounder; to struggle (to escape an adverse situation); to strive
(small) stone; rock; pebble
to shave off; to scrape off
code; program; code; regulation; code; symbol set; cord
disassembly; dismantling; decomposition; resolution; factorization