look here; I say; well; I know what; I'll tell you what; just a minute
to keep up (appearances); to put up (a good front); to smooth over (a mistake, fault, etc.); to gloss over; to mend; to repair
to mind (negative nuance); to care about; to worry; to pay undue (amount of) attention to (something)
serious; severe; grave; acute
facial expression; countenance; look; appearance; expression (vocal, etc.)
spontaneous generation; abiogenesis; natural occurrence; spontaneous occurrence
artificial; unnatural; human-caused (e.g. mistake, error, disaster); man-made
theory; doctrine; opinion; view; rumour; rumor
end (of life); death; demise; (peacefully) spending one's final years
early days; early years; early stages; initial stages; beginning
to give birth; to bear (child); to lay (eggs); to produce; to yield; to give rise to
salvation (of the world); saving the world
to be main; to be principal; to be important
living thing; organism; creature; biology
several times (as large, over)
existing (at the present moment); alright; acceptable; to be (usu. of inanimate objects); to have
intelligence; intellect; brains
high; tall; expensive; high-priced; high (level); above average (in degree, quality, etc.)
riddle; puzzle; enigma; enigmatic; mysterious
occurrence; incidence; generation (of power, heat, etc.); production; ontogeny; development
unclear; obscure; unknown; unidentified; ignorance; lack of wisdom
to lay waste; to devastate; to invade; to break into; to troll (e.g. web forums); to spam
now (esp. in contrast to the past); now at last; at present; right now
extinction; extermination; eradication; stamping out; wiping out
to destroy; to overthrow; to wreck; to ruin
evolution; evolution; becoming more advanced; progress
premature; untimely (e.g. death); early
year; counter for years (e.g. of an era), grades (e.g. school); period of an apprentice's contract (usu. ten years)
sudden; abrupt; rapid; sharp; drastic; radical
nonsense; irresponsible remark; codswallop; random; haphazard; unsystematic
sample; example; specimen; display model (e.g. plastic food models used by restaurants)
food (esp. staple food such as rice or wheat); provisions; rations; food supply
difference; distinction; discrepancy; mistake; error
to make; to produce; to prepare (food); to brew (alcohol); to raise; to grow; to till
no!; no no!; no, not at all
not factored in; not included in calculations; unaccounted for; unplanned for
by no means; never!; certainly (not); surely (not); something unexpected; emergency
to bare one's fangs; to snarl (at)
I see; that's right; indeed
interesting; fascinating; amusing; funny; enjoyable; fun
to have a talk; to tell a story
flow (of a fluid or gas); stream; flow (of people, things); passage (of time); course (of events); (step-by-step) procedure; group of people who remain together after the end of an event