to die out; to become extinct
madness; craziness; insanity
hundredfold; hundred times as much; much more (than previously)
when push comes to shove; when needed; when necessity arises; when the moment arrives
nut (as in nut and bolt); (edible) nut; nat; natural unit of information
to interrupt (with frivolous remarks, silly jokes, etc.); to butt in; to make teasing remarks
end; close; finish; noh dance in plain clothes
cunning and experienced in the ways of the world; crafty and worldly-wise; sly old (fox)
face; mug; surface; cheek meat; (arch.) cheek; (arch.) cheeks
alas; regrettably; to my great regret; tragically
to throw down the drain; to waste
to balance; to be in harmony; to be in equilibrium; to suit; to go well together; to be a good match
for a while; for some time; for a period
several years; a few years
old master; old teacher; old monk; aged priest
matter; thing; affair; circumstance
center; centre; middle; -centered; -centred; -focused
to grow senile; to be childish with age; to be mentally slow; to be befuddled; to play stupid; to say something stupid (oft. on purpose; esp. as part of a comedic routine)
to offer (a suggestion, etc.); to propose (an idea, etc.); to approach with (a proposal, etc.)
to gather up; to scrape up together; to rake
continent; continental Asia (esp. mainland China); continental Europe
endemic disease; local disease
onset of an illness; falling ill
to cross over; to go across; to extend; to cover; to range
knowing; being aware (of); (an) acquaintance
death rate; mortality rate
contagious disease; communicable disease; transmissible disease; infectious disease; epidemic
to obligate; to make compulsory; to require; to mandate
hygiene bureau; health bureau; board of health
to bury; to inter; to entomb; to cover up; to hush up; to shelve
victim (esp. someone killed); casualty
infection prevention; infection control
if one is unlucky; if one is careless
putting one's life on the line; staking one's life (on); risking one's life; life and death situation
no; you're welcome; not at all; don't mention it
infected person; carrier (e.g. of a virus)
to be infected; to be contagious
course; route; path; process; stages
to incline; to lean; to devote oneself to; to concentrate on; to ruin; to squander