whirlpool;  swirl;  eddy;  vortex;  maelstrom
 to collapse;  to crumble;  to get out of shape;  to lose one's shape;  to break down;  to be thrown into disarray;  to crash (stock market)
 from (e.g. time, place, numerical quantity);  since;  from (originator);  by;  because;  since;  out of (constituent, part)
 isn't it?;  let's ...;  why don't we ...;  how about we ...
 medium;  average;  moderation;  middle school;  China;  volume two (of three);  during (a certain time when one did or is doing something)
 (rock) crystal;  high purity quartz
 ship;  boat;  tank;  tub;  counter for boat-shaped containers (e.g. of sashimi)
 to float;  to set afloat;  to show on one's face (smile, sadness, etc.);  to recall;  to call to mind
 composition;  piece of music;  tune;  melody;  enjoyment;  fun
 primary school;  elementary school;  grade school
 hospitalization;  hospitalisation
 at that time;  at that moment;  then;  on that occasion
 to teach;  to instruct;  to tell;  to inform;  to preach
 hospital;  clinic;  doctor's office;  doctor's surgery;  infirmary
 to be seen;  to be in sight;  to look;  to seem;  to come
 that's good;  that's nice;  like (on social media);  is that clear?;  OK?
 good feeling;  feeling good
 storey;  story;  stairs;  stage (in chronostratigraphy);  counter for storeys and floors of a building
 one's post;  one's position;  one's station;  one's round;  one's beat;  one's route
 corridor;  hallway;  passageway
 distinction;  difference;  separate;  different;  exception;  exclusion
 face;  visage;  look;  expression;  honor;  honour
 to peek (through a keyhole, gap, etc.);  to look down into (a ravine, etc.);  to peek into (a shop, bookstore, etc.);  to sneak a look at;  to take a quick look at;  to peep (through a telescope, microscope, etc.);  to stick out (a scarf from a collar, etc.)
 basics;  fundamentals;  basis;  foundation
 total darkness;  pitch dark;  bleak future;  poor prospects
 splendid;  nice;  sufficient;  fine (in the sense of "I'm fine");  well enough;  OK
 light;  illumination;  glow;  lamp;  light
 quite;  entirely;  completely;  as if;  as though;  just like
 firefly (Luciola cruciata);  lightning bug;  glowworm
 light;  illumination;  ray;  happiness;  hope;  influence
 to blink (one's eyes);  to wink;  to bat
 fantastic;  magical;  wondrous;  whimsical;  fairytale-like;  romantic
 quiet;  silent;  slow;  unhurried;  calm;  peaceful
 what;  how many;  many;  a lot of;  several;  a few
 indicates a question;  or;  whether or not;  some- (e.g. something, someone);  hmm;  huh;  very