underground;  below the ground;  world of the dead;  the grave;  underground (activities, movement, etc.);  secret
 somehow;  how;  in what way;  why;  what kind of
 the expectation is that ...;  the reason is that ...;  the fact is that ...;  the explanation is that ...;  it is that ...
 to stand watch;  to stand guard;  to look out;  to open (one's eyes) wide
 what?!;  what did you say?!;  why?;  what for?;  anyone;  anything
 to come alive;  to get going;  to start to move
 thing;  matter;  incident;  occurrence;  circumstances;  situation;  work
 opponent;  rival;  adversary;  menace;  danger;  threat
 now;  soon;  already;  yet;  further;  more
 endorsing and questioning the preceding statement;  lamenting reflections on the preceding statement
 to notice;  to recognize;  to recognise;  to become aware of;  to perceive;  to realize
 to abate;  to weaken;  to be emaciated;  to be dejected;  to be perplexed
 as it is;  as one likes;  because;  condition;  state
 so;  therefore;  accordingly;  like I said;  I told you already
 bad;  poor;  poor (quality);  inferior;  evil;  sinful;  ugly
 before very long;  soon;  someday;  of the previously mentioned;  of that number;  among them
 revival (e.g. musical);  come-back;  restoration;  rebirth;  resurrection
 indicates emotion or admiration;  indicates emphasis;  I;  me;  wah!;  boo!
 where;  which;  anyway;  anyhow;  sooner or later;  eventually
 to do;  to carry out;  to cause to become;  to make (into);  to serve as;  to act as;  to wear (clothes, a facial expression, etc.)
 once;  one time;  temporarily;  for a moment;  one degree;  one tone
 confluence (of rivers);  merge (of traffic);  conflux;  union (e.g. of forces);  linking up;  merging
 had better ...;  had better not ...
 that is so;  that is right;  it looks to me;  people say that;  it is said that;  I hear that
 how;  in what way;  how about
 impressions;  thoughts;  feelings;  reactions
 insect;  bug;  worm;  roundworm;  one's emotions;  one's feelings;  nervousness
 full of (e.g. mistakes);  riddled with;  covered all over with (blood, mud, etc.)
 (not) so much;  (not) that much
 stormy weather (at sea);  poor catch of fish (due to stormy seas);  poor turn-out;  recession
 gloomy;  dismal;  miserable;  spirit of yin
 habit (often a bad habit, i.e. vice);  tendency;  peculiarity;  idiosyncrasy;  crease;  wrinkle
 amusement;  entertainment;  recreation;  pleasure;  pastime;  hobby
 to step into (e.g. someone else's territory);  to break into;  to raid;  to come to grips with;  to get to the core of
 seeming to be;  appearing to be;  like;  similar to;  in order to (e.g. meet goal);  so that