iron grill; iron grille; iron lattice; prison
entrance door; front door; gateway (to a region, etc.)
gatekeeper; door guard; doorman; concierge; janitor
cloudiness; cloudy weather; fog (on a mirror, glasses, etc.); cloud (e.g. in marble); gloom; dejection
tension; mental strain; nervousness
to memorize; to memorise; to learn; to pick up; to feel; to think
in the style of (esp. literary, artistic, etc. works); reminiscent of; attached or stretched on
wall; partition; barrier; obstacle; Chinese "Wall" constellation (one of the 28 mansions)
dark gray; dark grey; slate (color, colour)
fat; thick; deep (of a voice); thick; daring; shameless
snakelike; snaky; serpentine
to crawl; to creep; to slither; to wriggle; to trail (of vines, flowers, etc.); to spread
ventilation; communication (within an organisation); openness
to shut oneself in (e.g. one's room); to be confined in; to be filled with (emotion, enthusiasm, etc.); to fill the room (of a gas, smell, etc.); to be heavy with (e.g. smoke); to be muffled (e.g. voice); to hold (a castle, fortress, etc.)
cry (esp. animal); roar; chirp; tweet; bark; whine
to be heard; to be audible; to be said to be; to be reputed
to compare; to make a comparison; to compete; to vie
gloomy; melancholy; dreary; depressed; dismal
inner part; inside; interior; depths (e.g. of a forest); back (of a house, drawer, etc.); bottom (e.g. of one's heart)
to line up; to stand in a line; to rival; to match; to equal
division; section; compartment; block; plot; lot
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
to run into; to collide with; to come to the end of (a street); to run into (difficulties, problems, etc.); to run up against
to wave; to shake; to sprinkle; to throw (dice); to cast (actor); to allocate (work); to turn down (somebody)
iron (Fe); strong and hard (as iron); railway; railway enthusiast
prison guard; warder; jailer; gaoler
ticket; token; label; tag; sign; card; playing card
to hang; to suspend; to lower; to reduce; to demote; to move back
box; box-shape; cube-type
small room; closet; cubicle; booth; stall
bizarre; strange; eccentric; odd; queer
scene; spectacle; sight; view
to see; to witness; to observe; to catch sight of; to get a glimpse of; to encounter
spine; line of the backbone; seam down the back (of clothing)
straight; quickly; quietly; gently; to feel refreshed; to feel satisfied
cold (to the touch); chilly; icy; (emotionally) cold; coldhearted; unfeeling
it is assuredly that ...; can say with confidence that ...
single cell; isolation cell; solitary cell; solitary confinement cell