sentence-ending particle expressing doubt
 this;  last (couple of years, etc.);  these;  you (as in "you liar")
 quantity;  amount;  volume;  number;  amount of money
 oh!;  good heavens!;  ugh!;  oh no!;  ah!;  the penny drops!
 seriousness;  earnestness;  truth;  sanctity
 war;  battle;  match;  game;  competition
 willingness (e.g. to do something);  eagerness;  motivation;  inspiration;  determination;  high aspirations
 the best one can do;  one's best effort;  with all one's might;  to the best of one's ability
 inferior;  base;  vulgar;  low grade;  lower class
 race;  tribe;  species;  genus;  stellar population (i.e. population I, II and III)
 spool (of thread);  reel;  bobbin;  tuning peg
 wooden joints;  paired karate kata;  beltwork
 large;  big;  older;  senior;  final;  ultimate
 what!;  oh;  what the heck;  what the;  damn
 that;  it;  then;  that point (in time); (arch.)  there; (arch.)  you
 reduction by half;  halving
 don't;  do;  hey;  listen;  now, ...;  well, ...
 but;  however;  (and) yet;  nevertheless;  still;  for all that
 power;  might;  authority;  influence
 to fall down;  to drop;  to be omitted;  to be missing;  to decrease;  to sink;  to fail (e.g. exam or class)
 there is no need to ...;  never happens;  there is never a time when
 rather;  better;  instead;  if anything
 technique;  art;  skill;  move
 by means of;  due to;  because of;  according to
 gear;  speed (e.g. 4-speed transmission)
 abdomen;  belly;  womb;  one's mind;  one's real intentions;  courage;  nerve
 below;  down;  bottom;  beneath;  underneath;  just after;  right after
 comfort;  ease;  easy;  simple;  (economically) comfortable;  raku pottery
 exclamation of surprised disappointment, disgust, or worry (yuck, ick, ack, eeew, crap!, blech, gross)
 flower;  blossom;  cherry blossom;  beauty;  blooming (esp. of cherry blossoms);  ikebana;  hanafuda
 heel (of foot, shoe, stocking, etc.)
 dropping;  losing;  missing item;  something one forgot to write down;  trap;  wooden protrusion from a Japanese door frame that fits a hole in the threshold, acting as a lock when closed;  conclusion (of a speech, etc.)
 tuck (e.g. in a dress);  rise (e.g. in price)
 foot;  paw;  leg;  gait;  pace;  bottom structural component (i.e. radical) of a kanji;  means of transportation
 bringing certain death;  deadly;  knockout (blow)
 upper tier;  upper section;  place of honor;  place of honour;  dais;  raised part of floor
 burst of laughter;  roar of laughter