to wager; to bet; to risk; to stake; to gamble
to undergo surgery; to have an operation
exactly; just; precisely; punctually; exactly on time
autograph; signature; sign; signal; indication
yellow; high-pitched (voice); shrill
day by day; with each passing day; as the days go by
previous time; last time; previous installment; previous instalment; previous session
trembling with fear; filled with trepidation
busying oneself about (something); being on the move; bestirring oneself; on the go; taking an active interest
look (esp. an angry or upset look); expression
dark; gloomy; somber; depressing
anticancer drug; anticancer agent
side effect; adverse reaction
to split; to be split; to splinter
gloss; luster; mellowness (of a voice); youthfulness (e.g. of skin); interest; appeal
whole year; all year round; always; all the time; during an era; middle class (of a nursery school, etc.)
to make war (on); to wage war (against); to compete (against); to struggle (against adversities, etc.); to fight
pitiful; pathetic; painful to look at
front-facing; forward-looking; positive; constructive
every part of the world; all over the world; the four corners of the world
inducing; causing; triggering; giving rise to
up to now; so far; traditional; conventional; usual
carcinogen; carcinogenic substance
cancer causing; carcinogenesis
guess; speculation; supposition
ingenious; skillful; clever; deft
to build (a nest); to nest; to haunt (a place); to hang out (somewhere)
lock; padlock; tablet; lozenge; pill
skillful; adroit; craft; craftsmanship; plot; scheme
to dodge; to evade; to avoid; to sidestep