to leak out (a secret);  to be exposed (a lie, improper behaviour, etc.);  to be found out;  to get away (of fish)
 whether or not (in phrases like "I don't know whether or not I can come")
 subtle;  delicate;  difficult;  complex;  doubtful;  questionable
 door (Western-style, car, etc.)
 opening and shutting;  opening and closing
 why?;  what for?;  how?;  by what means?
 to dig;  to excavate;  to delve into;  to dig up (e.g. vegetables);  (for two men) to have anal sex
 to memorize;  to memorise;  to learn;  to pick up;  to feel;  to think
 put;  place;  leave;  do (in preparation)
 living thing;  organism;  creature;  biology
 in history;  ever;  historical
 man;  male;  fellow;  guy;  male lover;  boyfriend
 temptation;  allurement;  lure;  enticement;  seduction
 weak;  frail;  delicate;  tender;  unskilled;  weak (wine)
 living thing;  living creature;  animal;  life
 doing together (as equals);  sharing;  common (land, etc.);  joint (statement, etc.);  cooperation;  co-operation
 study;  research;  investigation
 so much;  so often;  oh, yes!;  that's it;  that's right;  quite
 introduction;  presentation;  referral;  listing
 custom;  practice;  said;  aforementioned;  instance;  example
 to study (in depth);  to learn;  to take lessons in
 thank you;  thanks;  much (thanks);  very (sorry);  quite;  really;  somehow
 female;  woman;  female sex;  female lover;  girlfriend;  mistress
 to weigh on one's mind;  to bother one;  to be interested (in);  to be curious (about);  to feel like (doing);  to feel inclined to
 liked;  well-liked;  in love (with);  loved;  faddism;  eccentricity
 force;  strength;  capability;  ability;  efficacy;  effect;  effort
 to associate with;  to keep company with;  to go out with;  to go along with;  to follow someone's lead;  to accompany someone
 correct;  right;  correct interpretation (answer, solution)
 to declare;  to assert;  to state definitively;  to finish saying;  to say it all;  to finish one's sentence
 after all;  because;  but;  even;  too;  as well
 indicates reason or excuse;  indicates dissatisfaction;  indicates desire to be pampered or indulged
 just like that;  quite so;  I agree; (lit.) that street
 koji mold (Aspergillus oryzae)
 a kind;  a sort;  of sorts;  something of a;  sort of;  somewhat
 from long ago;  from old times;  from time immemorial
 lively;  full of spirit;  energetic;  healthy;  well;  fit
 a long time (since the last time);  first in a long time
 gloomy (e.g. mood);  depressing;  irritating;  troublesome;  heavy (weather);  cloudy
 to distinguish;  to recognize;  to recognise;  to tell apart;  to differentiate
 too;  also;  still;  as before;  even so;  either way