human being;  human;  person;  character (of a person)
 environmental problem;  environmental issue
 to shout;  to cry;  to scream;  to clamor (for or against);  to clamour (for or against)
 long (time that has passed);  old (story)
 you (people);  gentlemen;  ladies and gentlemen;  my friends
 youthful;  young;  young-looking
 sensitivity;  sensitiveness;  sense (of ...)
 frame (e.g. picture frame, decorative door frame, etc.)
 inside;  interior;  among;  within;  middle;  center;  during
 at (place, time);  in;  to (direction, state);  toward;  for (purpose);  because of (reason);  for
 to tie;  to fasten;  to hitch;  to secure (trust, patronage of customers, etc.);  to keep (an employee, someone's interest, etc.);  to save (someone's life)
 very;  greatly;  immense;  enormous;  serious;  grave
 thing;  matter;  incident;  occurrence;  circumstances;  situation;  work
 supposing;  even if;  granting that;  temporarily;  provisionally;  for the time being
 that;  the;  part (as in "part two");  um ...;  er ...
 called;  named;  as many as;  as much as;  all ...;  every single ...
 retention;  maintenance;  preservation
 shall ...;  to assume;  to suppose
 if;  in case;  as for;  on the topic of;  if that's the case;  if so
 question (e.g. on a test);  problem;  problem (e.g. societal, political);  question;  question (i.e. doubt);  public discussion
 and;  and then;  thus;  and now;  and finally
 acknowledgement;  acknowledgment;  recognition;  cognition
 argument;  discussion;  theory (e.g. of evolution);  doctrine;  essay;  treatise
 purposely (of something needless, unexpected or seemingly counterproductive, etc.);  daringly (doing something);  not necessarily;  not particularly; (arch.)  definitely not
 foolhardiness;  recklessness;  savage valour;  savage valor;  brute courage
 to;  for;  from the standpoint of;  as far as ... is concerned
 this;  this one;  this person;  now;  this point (in time);  here;  used to stress the subject of a sentence
 right;  correct;  proper;  righteous;  just
 to throw away;  to cast away;  to abandon;  to desert;  to give up;  to resign
 should;  must;  -able;  probably;  likely
 ladder;  stairs;  going to several places in succession (e.g. barhopping)
 to say;  to utter;  to name;  to call;  to go (e.g. "the alarm went ping");  to make a noise
 because;  the reason is;  if you want to know why
 nicely;  properly;  frequently;  often;  I'm glad that you ...;  thank you for ...
 knowing;  (an) acquaintance
 indicates a question;  or;  whether or not;  some- (e.g. something, someone);  hmm;  huh;  very
 to think;  to consider;  to think (of doing);  to plan (to do);  to judge;  to assess;  to imagine
 what is called;  as it is called;  the so-called;  so to speak