due form;  official;  formality
 document;  official papers
 passing;  (person) who happens to pass by;  (place) that one happens to pass by;  casual (e.g. romance);  momentary
 stone;  jewel;  precious stone;  flint (in a lighter);  stone (in go);  stone (in the bladder, kidney etc.);  calculus
 wall;  partition;  barrier;  obstacle;  Chinese "Wall" constellation (one of the 28 mansions)
 to be separated;  to be apart;  to leave;  to go away;  to leave (a job, etc.);  to quit
 treasure;  treasured item;  prized possession
 one of these days;  someday;  one day
 hard;  solid;  stiff;  tight;  strong;  firm (not viscous or easily moved);  safe
 to swear;  to vow;  to take an oath;  to pledge
 to let leak;  to let out (e.g. light);  to let out (a secret);  to leak (information);  to give utterance to (e.g. one's dissatisfaction);  to vent;  to wet one's pants
 repetition;  repeat;  reiteration;  repeatedly
 to meet fortuitously (e.g. running into an old friend);  to meet by chance;  to happen across
 to love one another;  to be affectionate towards each other;  to have sex;  to make love
 breath;  breathing;  tone;  mood
 to stop (moving);  to come to a stop;  to stop (doing, working, being supplied);  to come to a halt;  to alight;  to perch on
 to come together;  to merge;  to fit;  to match;  to be profitable;  to be equitable
 pain;  anguish;  distress;  suffering;  hardship
 the world;  society;  sphere;  circle;  world-renowned;  world-famous
 happiness;  good fortune;  luck;  blessing
 and yet;  despite this;  but even so;  but even then;  however;  nevertheless
 in the end;  at the end of the day
 to fall ill;  to suffer from (e.g. a disease);  to have something wrong with (e.g. an inner organ)
 at any rate;  anyhow;  anyway;  in any case;  because
 away from home;  while travelling
 life;  lifetime;  career;  for life;  all one's life;  throughout one's life
 spirit;  mind;  nature;  disposition;  motivation;  intention
 (not) at all;  (not) in the least;  (none) whatsoever
 nonexistent;  not being (there);  not having;  not
 sudden;  abrupt;  unexpected;  unforeseen
 cruel;  heartless;  violent;  intense;  very bad;  terrible
 funny;  comical;  humorous;  ridiculous;  silly;  absurd
 in the first place;  to begin with;  after all;  anyway;  beginning;  start
 on bad terms;  at loggerheads
 quarrel;  brawl;  fight;  squabble;  scuffle;  argument