key rack; (wall-mounted) key holder; key hook
key; lock; key (to a problem, success, etc.); clue
abuse; misuse; perversion
easy; likely to ...; have a tendency to ...; easy to ...
abduction; kidnapping; kidnaping
thought; imagination; mind; desire; wish; love
dangerous; unsettled; troubled; disturbed; insecure
major; large; the Major Leagues; Major League Baseball; major (key, scale, etc.); (oil) major
public order; public peace; public security; law and order
what would (you) do?; what to do about it
when it comes to ...; if one were to speak of ...; by ... you mean ...; when you say ... you mean that ...; whenever ...; if it's ... then (without fail)
development; cultivation; application; exploitation (of resources)
structure; construction; arrangement; plan; plot; contrivance
understanding; comprehension; appreciation; sympathy
grasp (of the situation, meaning, etc.); understanding; control; hold; grip
composition; construction; formation; makeup; structure; organization
no; you're welcome; not at all; don't mention it
stronghold; inner citadel; base; headquarters
flaring up; bursting into flames
to leave (in someone's keeping); to put (in someone's care); to put (someone) in charge of; to leave (a matter) in someone's hands; to lean on; to put one's weight on
it's no joke; gimme a break!
to accompany; to follow; to keep up with
confused fight; brawl; melee; scuffle; free-for-all
to remake; to remold; to remould; to convert; to reconstruct; to adapt
four; 4; four years of age; ten o'clock (in the old time system); burakumin; cross grips
small room; closet; cubicle; booth; stall
to branch; to fork; to separate; to split; to disperse; to scatter
passing through (a tunnel, station, town, etc.); passing by (e.g. of a typhoon); passage (of a bill, e.g. through parliament); carriage; passing (an examination, inspection, etc.); clearing
stairs; stairway; staircase
very; greatly; extremely; exceedingly; highly; quite
trouble; bother; trouble; difficulty; care; attention
structure; construction; makeup; framework; organization; pattern
breaking through; breakthrough; surmounting (a difficulty); overcoming; exceeding; passing
irresponsible; perfunctory; lukewarm; half-baked; (already) enough; considerably
oscillation; vibration; swing (e.g. of a pendulum)
to pierce; to go through; to remove (partitions between rooms); to knock (e.g. two rooms) into one; to carry out (to completion)
to come out; to fall out; to fade; to discolour; to wear a hole (e.g. clothes); to leave (e.g. a meeting); to be clear
counter for occurrences; a time; an instance; inning (baseball); round; episode; chapter
encouragement; cheering on
desperation; despair; self-abandonment
sensation; feeling; tendency; propensity
negligent; careless; slipshod; slovenly; reckless; irresponsible