difficult to ...;  hard to ...
 today;  this day;  these days;  recently;  nowadays
 (one's) older brother;  young man;  sonny;  lad
 lover;  sweetheart;  boyfriend;  girlfriend
 to be able (in a position) to do;  to be up to the task;  to be ready;  to be completed;  to be made;  to be built;  to be good at
 liked;  well-liked;  in love (with);  loved;  faddism;  eccentricity
 happy;  glad;  pleased;  joyful;  delightful;  gratifying
 scattered;  disperse;  loose;  disconnected;  in pieces;  in drops
 time;  hour;  occasion;  case;  chance;  opportunity
 to apologize;  to apologise
 anxiety;  uneasiness;  worry;  apprehension;  fear;  insecurity
 what;  how many;  many;  a lot of;  several;  a few
 terrible;  dreadful;  amazing (e.g. of strength);  great (e.g. of skills);  to a great extent;  vast (in numbers)
 disagreeable;  detestable;  unpleasant;  reluctant
 inside;  within;  while (e.g. one is young);  during;  among;  amongst;  in (secret, chaos, poverty, etc.)
 parent;  parents;  dealer (in cards, mahjong, etc.);  banker;  founder;  inventor;  (pet) owner
 exhausted;  tired;  withered;  worn out;  boiling until shapeless or mushy;  tediously
 as a child;  when one was a child;  childhood
 it is not (like that) either
 to do;  to undertake;  to send;  to dispatch;  to put;  to move;  to give (esp. to someone of equal or lower status)
 company;  corporation;  workplace
 to be crushed;  to be smashed;  to become useless;  to cease functioning;  to go bankrupt;  to go out of business
 after all;  in the end;  conclusion;  end;  end of a game of go, shogi, etc.
 to regain one's footing;  to get back on one's feet;  to recover;  (of the market) to improve
 willingness (e.g. to do something);  eagerness;  motivation;  inspiration;  determination;  high aspirations
 to lose (something);  to mislay;  to get rid of;  to eliminate;  to remove
 or rather (say);  or better (say);  or perhaps I should say;  or, how should I put it;  I mean
 part;  part-timer;  part-time (work)
 various;  all sorts of;  variety of; (arch.)  various colors (colours)
 immediately;  right away;  at once;  instantly
 to resign;  to retire;  to quit;  to leave (one's job, etc.)
 always;  all the time;  never;  usual;  regular
 drumming (noise);  beating;  rapidly;  quickly;  continuously;  one after the other
 to rot;  to go bad;  to corrode;  to weather;  to become useless;  to blunt;  to become depraved
 most;  highest;  maximum;  best;  wonderful;  finest
 enjoyable;  fun;  pleasant;  happy;  delightful
 this sort of;  this kind of;  like this;  such
 have to (verb);  must (verb);  is indispensable;  absolutely necessary
 to protect;  to guard;  to defend;  to keep (i.e. a promise);  to abide (by the rules);  to observe
 mum;  mom;  mummy;  the missus