gas (as a fuel); gas (state of matter); poison gas; dense fog; thick fog; gas stove; gas cooker
continent; continental Asia (esp. mainland China); continental Europe
extinction; annihilation; destruction
poisonous substance; toxic substance; poison
pathogenic bacteria; germ; pathogen
culture; cultivation; cultivation (of plants); growing; cultivation (e.g. of a skill); nurture (of democracy, national power, etc.)
in the ground; in the earth; underground; subterranean
vehicle; conveyance; (means of) transport; ride (at a fair, amusement park, etc.); attraction
sailing ship; sailing boat; sailing vessel
base (military, expedition, etc.); enthusiast; maniac; fanatic
eager; earnest; strenuous; fervent; assiduous; with utmost effort
sunlight; rays of the Sun
conclusion; resolution; gathering and bundling; convergence; focusing (of light); convergence
lead; leading; leading (in points, goals, etc.); getting ahead; lead (from a base); lead (of an article); lede
worthy of special mention
possession; retention; maintenance; holding; keeping
transcendence; transcendency
aim (of a gun, bow, etc.); aim; object; objective
several shots; several blows
organization; organisation; systematization; systematisation
in preparation (for); in case (of); in the lead-up (to)
stocking up (in case of emergency); stockpile; reserves; storing; laying in (supplies)
propulsion; drive; promotion (of a policy, project, movement, etc.); furtherance; advancement
to succeed; to relieve; to take the place of; to substitute for; to be exchanged; to change (places with)
maneuver (usu. of military force); manoeuvre; mobile; nimble; agile