investigation; inspection; examination; tune; note; melody
sound of a camera shutter; sound of water splashing
ball; ball (pitch delivered outside the strike zone); board (cardboard, pasteboard, etc.)
treacherous; dangerous; untrustworthy; sneaky; cunning
system where all students live in dormitories; residential system; boarding system (e.g. boarding school)
foot (of a mountain or hill); bottom; base
surrounding at a distance
surveillance camera; security camera
outside (e.g. of a building); exterior; outside (of a group, company, etc.); outside world
intruder; invader; trespasser; raider
exclusion; removal; elimination; clearing away; getting rid of
dropout; quitter; deserter
a considerable number; a fair number
appalling; horrifying; dreadful; hideous; revolting; disgusting
robust; brawny; muscular; strong; sturdy
guard; security guard; security officer
to employ; to hire; to take on; to charter (a car, boat, etc.); to hire
shack; shanty; hut; barracks
hut; cabin; small theatre (theater); temporary playhouse; one's own house
leather shoes; leather boots
visual confirmation; sighting
mutation; change; transition
edge (of a river, woods, etc.); shoulder (of a road); rim; brim; fabric border (of a tatami mat, etc.); edging
unmanned; uninhabited; unattended; shorthandedness; lack of help
socks; sock; stockings; stocking
to be within others' sight; to be visible; to be conspicuous; to attract public attention; to come under observation
way one walks; one's walk
qualitative difference; disparity; gap
putting off (doing); postponement; delaying
to collude (with); to conspire (with); to make friends with; to get along well with; to become intimate (with opposite sex); to establish a secret liaison (with)
any; all; every; both; either; none (with neg. verb)
to be at a loss; to be puzzled