to tread on thin ice; to go out on a limb; to walk a tightrope; to take risks; (lit.) to cross a dangerous bridge
different (quality, nature); heterogeneous
only because ...; definitely not; certainly not; if actually
to differ; to vary; to disagree
profitable plan; good plan
it's precisely for that reason that ...; which is precisely why ...
attempt; trial; experiment; endeavour (endeavor); effort; venture
careful; cautious; prudent; discreet; deliberate
to be careful; to take the utmost care
(within a) territory; domains
whereabouts; place where one is; position; location
police investigator; investigator
to suit the convenience of; to accommodate
thoughtlessness; indiscretion
(in) the middle of; (in) the midst of; (in) the course of; (at) the height of
sudden; abrupt; impromptu skit; bandwagon fan; fair-weather fan
difficult to ...; hard to ...
already; now; no longer; not any more
(not) even when using ...; (not) even with the help of ...; (not) even by ...
to be effective; to take effect; to work; to function well; to be possible (to do, use, etc.); to be able to
to set out; to set sail; to embark on (a new venture); to set out (to achieve something); to begin to ride; to lean forward
destruction (esp. of evidence); spoliation; suppression; hiding; concealment
hurrying (to somewhere); rushing; hastening; express (train)
receiving; reception; eating; drinking; please; please do for me
don't you think?; indicates question
to refuse; to reject; to decline; to prevent (from doing); to deny (e.g. access); to block
measure; step; dealing with; medical treatment
average (normal, ordinary) year; every year; annually
to be solved; to be resolved; to loosen; to come untied; to be removed (of restrictions); to be lifted (e.g. a ban)
spring; springtime; New Year; prime (of life); height (of one's prosperity); adolescence
to boil up; to be thoroughly cooked
to overflow; to brim over; to flood
submersion; inundation; being flooded