key;  lock;  key (to a problem);  clue
 indicates sentence subject (occasionally object);  indicates possessive (esp. in literary expressions);  but;  however;  regardless of;  whether (or not)
 to open;  to undo;  to bloom;  to unfold;  to open (for business, e.g. in the morning);  to be wide (gap, etc.);  to widen
 sound;  noise;  note;  fame;  Chinese-derived character reading
 door (Western-style, car, etc.)
 prison officer;  corrections officer;  penal officer;  prison guard;  jailor;  warder
 number (in a series);  (one's) turn;  watch;  guard;  rank;  standing;  bout
 correction (of fault, defect, flaw, etc.);  remedy;  rectification;  redress;  reform
 bureau;  department;  office (e.g. post, telephone);  broadcasting station (e.g. television, radio);  affair;  situation
 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
 guidance;  leadership;  instruction;  shido (disciplinary action for a minor infringement of the rules of judo)
 transfer;  transport;  removal
 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 perform;  to do;  to conduct oneself;  to carry out
 look!;  look out!;  hey!;  look at me!;  there you are!
 to stand;  to rise;  to find oneself (e.g. in a difficult position);  to depart (on a plane, train, etc.)
 pluralizing suffix (esp. for people and animals; formerly honorific)
 what;  you-know-what;  that thing;  whatsit;  whachamacallit;  (not) at all;  (not) in the slightest
 to do;  to undertake;  to send;  to dispatch;  to put;  to move;  to give (esp. to someone of equal or lower status)
 the expectation is that ...;  the reason is that ...;  the fact is that ...;  the explanation is that ...;  it is that ...
 (sound of a) gunshot;  (gun) report
 to bite (at);  to snap at;  to snap at (someone);  to flare up at;  to jump down (someone's) throat
 car;  automobile;  vehicle;  wheel
 pine tree (Pinus spp.);  highest (of a three-tier ranking system)
 precisely;  exactly;  plumb;  damn;  stupid;  cursed
 thank you;  thanks;  much (thanks);  very (sorry);  quite;  really;  somehow
 -ness;  indicates assertion;  come;  come now
 oh!;  good heavens!;  ugh!;  oh no!;  ah!;  the penny drops!
 older brother;  elder brother;  young man;  buddy;  fella
 indicates sentence topic;  indicates contrast with another option (stated or unstated);  adds emphasis
 lively;  full of spirit;  energetic;  healthy;  well;  fit
 indicates a question;  or;  whether or not;  some- (e.g. something, someone);  hmm;  huh;  very
 ah!;  oh!;  yes;  indeed;  aah;  gah
 thankfully;  fortunately;  luckily;  thanks to your (his, their, everyone's, etc.) kindness;  thanks to your assistance;  thanks to your support
 somehow;  how;  in what way;  why;  what kind of
 today;  this day;  these days;  recently;  nowadays
 plain;  field;  hidden (structural) member;  wild;  lacking a political post
 door (esp. Japanese-style);  shutter;  window shutter; (arch.)  entrance (to a home); (arch.)  narrows
 black;  black go stone;  guilt;  guilty person
 grotesque;  disgusting;  gross
 escaping from prison;  jailbreak
 to use one's influence;  to pull strings;  to take measures;  to make the necessary preparations