the world;  society;  sphere;  circle;  world-renowned;  world-famous
 language;  dialect;  word;  phrase;  speech;  (manner of) speaking
 indicates sentence subject (occasionally object);  indicates possessive (esp. in literary expressions);  but;  however;  regardless of;  whether (or not)
 to be;  to exist;  to have;  to be located;  to be equipped with;  to happen
 indicates sentence topic;  indicates contrast with another option (stated or unstated);  adds emphasis
 junior high school;  middle school;  lower secondary school
 indicates possessive;  nominalizes verbs and adjectives;  substitutes for "ga" in subordinate phrases;  (at sentence-end, falling tone) indicates a confident conclusion;  (at sentence-end) indicates emotional emphasis;  (at sentence-end, rising tone) indicates question
 (approximate) time;  around;  suitable time (or condition);  time of year;  season
 until (a time);  till;  to (a place or person);  as far as;  to (an extent);  up to
 you said;  he said;  if ... then;  do you seriously think that;  I already told you;  you should know by now that;  the said ...
 to say;  to utter;  to name;  to call;  to go (e.g. "the alarm went ping");  to make a noise
 radio wave;  reception;  signal;  saying strange things
 to reach;  to touch;  to be delivered;  to arrive;  to be attentive;  to be scrupulous
 place;  location;  room;  space;  basho;  wrestling tournament
 what!;  oh;  what the heck;  what the;  damn
 vague;  obscure;  indistinct;  hazy;  ambiguous
 if;  when;  and;  with;  used for quoting (thoughts, speech, etc.);  promoted pawn;  indicates a question
 to think;  to consider;  to think (of doing);  to plan (to do);  to judge;  to assess;  to imagine
 but;  however;  even;  however;  no matter how;  ... or something;  either ... or ...
 how;  in what way;  why;  for what reason;  cannot possibly;  no way
 seems;  I think;  I guess;  don't you agree?;  I thought you'd say that!
 to anyone;  to everyone;  by anyone;  by everyone;  in everyone;  in anyone
 hello (e.g. on phone);  excuse me! (when calling out to someone)
 right?;  isn't it?;  hey;  say;  you know;  you see;  will you?
 to be (of animate objects);  to exist;  to stay;  to be ...-ing;  to have been ...-ing
 where;  what place;  how much (long, far);  what extent
 to go;  to move (in a direction or towards a specific location);  to proceed;  to take place;  to pass through;  to come and go;  to walk
 good;  excellent;  sufficient;  enough;  profitable (deal, business offer, etc.);  beneficial
 lonely;  lonesome;  solitary;  desolate
 the expectation is that ...;  the reason is that ...;  the fact is that ...;  the explanation is that ...;  it is that ...
 hey;  you;  hey;  hey;  hold on;  yo
 house;  residence;  family;  household;  lineage;  family name
 at (place, time);  in;  to (direction, state);  toward;  for (purpose);  because of (reason);  for
 to return;  to come home;  to leave;  to get home;  to get to home plate
 is that so? (generally rhetorical)
 now;  soon;  already;  yet;  further;  more
 to;  for;  in order to;  for;  as for;  regarding
 to wait;  to await;  to look forward to;  to depend on;  to need
 how;  in what way;  how about
 final exam;  term-end examination;  end-of-term examination
 perfectly;  right on the mark;  spot on;  enough;  sufficiently;  thoroughly