indicates sentence topic;  indicates contrast with another option (stated or unstated);  adds emphasis
 sky;  air;  ether;  firmament;  the heavens
 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
 at (place, time);  in;  to (direction, state);  toward;  for (purpose);  because of (reason);  for
 to attack;  to assail;  to succeed (someone in a post, role, etc.);  to make a sudden visit
 to come (spatially or temporally);  to approach;  to come back;  to do ... and come back;  to come to be;  to become
 eye;  eyeball;  eyesight;  sight;  look;  stare;  notice
 demon;  devil;  evil spirit;  -crazed person;  -obsessed person;  fiend
 to throw down;  to bring down;  to kill;  to defeat;  to overthrow;  to trip up
 to revive;  to come to oneself;  to be restored to life
 good;  advantage;  sake;  purpose;  consequence;  result
 Kamen Rider (TV series, the titular character)
 hero;  heroine;  Eroica Symphony (Beethoven, 1804);  Heroic Polonaise (Chopin)
 indicates direct object of action;  indicates subject of causative expression;  indicates an area traversed;  indicates time (period) over which action takes place;  indicates point of departure or separation of action;  indicates object of desire, like, hate, etc.
 to collect;  to assemble;  to gather
 secretary (government);  director;  chief
 suffix for familiar person
 actor;  actress;  man of wits;  clever person;  cunning fellow
 to be complete;  to be all present;  to be equal;  to be uniform;  to gather;  to assemble
 everyone;  everybody;  all;  everything;  all
 force;  strength;  capability;  ability;  efficacy;  effect;  effort
 to borrow;  to have a loan;  to rent;  to hire
 always;  without exception;  necessarily;  certainly;  without fail;  positively
 to make a mistake;  to be incorrect;  to be mistaken
 what;  you-know-what;  that thing;  whatsit;  whachamacallit;  (not) at all;  (not) in the slightest
 indicates sentence subject (occasionally object);  indicates possessive (esp. in literary expressions);  but;  however;  regardless of;  whether (or not)
 the world;  society;  sphere;  circle;  world-renowned;  world-famous
 to become;  to get;  to result in;  to turn out;  to consist of;  to be composed of;  to be completed
 to leave (behind);  to leave (undone);  to not finish;  to save;  to set aside;  to leave (to someone, esp. after one's death)
 time;  hour;  period;  class
 behind;  rear;  after;  later;  remainder;  the rest;  more (e.g. five more minutes)
 fifth day of the month;  five days
 that;  that thing;  that person;  then;  that time;  that place (over there);  down there (i.e. one's genitals)
 the body;  the flesh;  the outer man;  one's physique
 immortal mountain wizard (in Taoism);  mountain man (esp. a hermit);  person not bound by earthly desires
 dragon (esp. a Chinese dragon);  naga;  semi-divine human-cobra chimera in Hindu and Buddhist mythology;  promoted rook
 hey;  you;  hey;  hey;  hold on;  yo