simple;  easy;  uncomplicated;  brief;  quick;  light
 all members;  all hands;  everyone;  everybody;  whole crew
 making a round trip;  going and returning;  round-trip ticket;  return ticket;  correspondence;  exchanging (letters)
 one;  1;  best;  first;  foremost;  beginning;  start
 to pass (time);  to spend;  to overdo (esp. of one's alcohol consumption);  to drink (alcohol); (arch.)  to take care of; (arch.)  to support
 contract;  compact;  agreement
 autograph;  signature;  sign;  signal;  indication
 it does not mean that ...;  I don't mean that ...;  it is not the case that...
 time (three times, each time, etc.);  times
 to open (e.g. doors);  to open (e.g. business, etc.);  to be empty;  to be vacant;  to be available;  to be open (e.g. neckline, etc.);  to have been opened (of one's eyes, mouth, etc.)
 before one's eyes;  in front of one;  under one's nose;  immediate;  imminent;  around the corner
 to be able (to);  to be possible (to)
 20 years old; (arch.)  twenty
 to go to and from (a place);  to go back and forth between;  to go to (school, work, etc.);  to attend;  to circulate (e.g. blood, electricity);  to be communicated (e.g. thought)
 always;  all the time;  never;  usual;  regular
 to get on (train, plane, bus, ship, etc.);  to get in;  to get on (e.g. a footstool);  to step on;  to reach;  to go over;  to follow
 face;  visage;  look;  expression;  honor;  honour
 person;  someone;  human beings;  mankind;  human (Homo sapiens);  (other) people;  others
 the person in question;  prominent figure;  distinguished person;  that person
 necessary;  needed;  essential;  necessity;  need;  requirement
 expectation;  anticipation;  prediction;  forecast;  conjecture
 empty seat;  unoccupied seat;  vacancy;  vacant post
 observation;  survey;  watching
 imagination;  supposition;  guess
 this;  this one;  this person;  now;  this point (in time);  here;  used to stress the subject of a sentence
 hobby;  pastime;  tastes;  preference;  liking
 actual profit;  practical use;  benefit
 to be unable to;  to find difficult (unpleasant, awkward, painful) to do;  to serve two or more functions or roles simultaneously;  to contain (or combine) two or more features;  to work in two or more jobs simultaneously (positions, etc.);  to do alongside
 to return;  to come home;  to leave;  to get home;  to get to home plate
 one yen;  throughout (an area);  whole district
 every month;  each month;  monthly
 pocket money;  spending money;  pin money;  allowance
 senior high school student
 average;  medium;  mid-grade (item);  regular grade;  same level as;  equal to
 very;  awfully;  exceedingly;  (not) at all;  by no means;  simply (cannot)
 important;  momentous;  essential;  principal;  major
 today;  this day;  these days;  recently;  nowadays