to take a nap;  to catch forty winks;  to catch some Z's
 proposal;  proposition;  suggestion
 lesson;  class work;  teaching;  instruction
 to be truant;  to slack off;  to play hooky;  to skip school;  to cut class;  to skip out
 reserve;  constraint;  declining;  refraining;  forethought;  foresight
 slipping out (a chuckle, giggle);  unintentionally (letting out a quiet laugh)
 foul play (sport);  breaking the rules;  infringement;  irregularity
 -ical;  -ive;  -like;  -ish;  (something) like;  along the lines of
 to be fascinated (by);  to be captivated by;  to be enchanted by;  to gaze admiringly at;  to watch in fascination
 is something wrong?;  what's wrong?;  what's the matter?;  slightest;  mere;  trivial
 easy;  trifling;  harmless;  nothing of the sort;  not at all
 to erase;  to delete;  to turn off (power);  to switch off;  to extinguish;  to put out
 had better ...;  had better not ...
 foolish;  idiotic;  stupid;  ridiculous;  absurd
 fellow;  guy;  thing;  object;  he;  she
 all;  completely;  totally;  entirely;  thoroughly
 lapse of memory;  forgetting completely;  (consigning to) oblivion
 to wipe;  to mop up;  to get rid of (an impression, feeling, blemish, etc.);  to dispel (e.g. shame);  to erase
 to move;  to stir;  to operate;  to run;  to make a move;  to take action;  to be touched
 cloth;  bujian (spade-shaped bronze coin of ancient China)
 across;  over;  beyond;  throughout (a period of time);  for
 to be handed down;  to be introduced;  to be transmitted;  to be circulated;  to go along;  to walk along
 temperature;  body temperature (human, animal)
 to feel;  to sense;  to experience
 good;  excellent;  fine;  nice;  pleasant;  agreeable
 whether or not (in phrases like "I don't know whether or not I can come")
 still;  as yet;  (not) yet;  more;  (more) still;  at least
 beat;  palpitation;  pulsation;  throbbing
 fast;  quick;  early (in the day, etc.);  premature;  (too) soon;  not yet
 lunch;  midday meal;  food served at a tea party (tea ceremony)
 library (usu. single-room);  small library
 counter;  service counter (e.g. at a bank);  counter (at a bar, cafe, etc.);  automatically responding with an upload slot to someone who allows you to download (e.g. in P2P systems)
 being on duty;  person on duty
 next (to);  adjoining;  adjacent;  house next door;  neighbouring house;  next-door neighbour
 to put to use;  to make good use of;  to exploit
 to summon;  to get used to call
 coincidence;  chance;  by chance;  unexpectedly;  contingency
 to meet;  to encounter;  to see;  to have an accident;  to have a bad experience
 to have a talk;  to tell a story
 committee;  commission;  board;  panel;  committee meeting
 to come together;  to join;  to get married;  to become a married couple
 many;  numerous;  large amount of;  large quantity of;  frequent;  common
 to become attached (to);  to take (to);  to become affectionate (with);  to be tamed
 audience (with a person of high standing);  eye-level