to build up; to establish; to form; to become (a state); to accomplish; to achieve; to change into
beyond imagination; unimaginable
to prove successful; to take hold; to amount to something
party; group; crew; company (of troops); corps; unit
time; season; period; phase; stage
center; centre; metropolis
calamity; disaster; misfortune
several hundred million years
unusual event; strange occurrence; strange phenomenon; something abnormal; change (for the worse); accident
rumbling; (ringing) cadence
kilo-; 1000; kilogram; kilogramme; kilometre; kilometer
throughout; over a period of ...; over a span of ...
to split; to tear; to burst; to be separated; to be divided
long and large; tall and large; grand; huge
very high; high up; aloft; only; merely; just
no sooner than; as soon as; immediately after; at the thought of; when I think about
to pause; to have a short intermission
to harden; to solidify; to become firm; to become certain; to gather (together); to assemble
stratum; geological formation; layer; bed (coal, gravel, etc.)
corresponding to (in meaning, function, etc.); being equivalent to; appropriate; suitable; to be proportionate to; to be in keeping with
rising; ascending; climbing
to have gooseflesh (e.g. from cold or horror)
vigorously; with great force; energetically; enthusiastically; with spirit
to know; to understand; to be aware of; to consent; to agree
to wither (of a plant); to be blasted; to die; to mature (of one's personality, abilities, etc.)
composition; constitution
oxygen deficiency; oxygen shortage; lack of oxygen
to gasp; to pant; to breathe hard; to suffer; to struggle
degree; amount; grade; standard; of the order of (following a number); about
lukewarm; tepid; half-hearted; vague; lenient; mild
at the most; at best; to the utmost; as much as possible; as much as one can