concealment;  hiding;  ambush;  incubation;  latency;  dormancy
 potentiality;  likelihood;  possibility;  availability
 high;  tall;  expensive;  high-priced;  high (level);  above average (in degree, quality, etc.)
 nationality;  citizenship;  nationality (ship, airplane, etc.);  registration;  flag
 all;  everything;  entirety;  absolutely (not);  (not) at all;  (none) whatsoever
 unclear;  obscure;  unknown;  unidentified;  ignorance;  lack of wisdom
 but;  however;  (and) yet;  nevertheless;  still;  for all that
 counter for birds, rabbits, etc.
 Arab countries;  Arab states
 many;  numerous;  various;  large number of
 act of terror;  terrorist attack
 back;  rear;  background;  behind the scenes
 what;  how many;  many;  a lot of;  several;  a few
 good;  advantage;  sake;  purpose;  consequence;  result
 perhaps;  likely;  probably;  I dare say
 ringleader;  mastermind;  leader (of a plot)
 this sort of;  this kind of;  like this;  such
 fellow;  guy;  thing;  object;  he;  she
 footprints;  record of page visitors (e.g. in social networking sites)
 outward appearance;  ostensible;  public;  official
 foreign;  abroad;  overseas
 miscellaneous goods;  general goods;  sundries
 individual;  private person;  personal;  private
 principal occupation;  core business
 forgery;  falsification;  fabrication;  counterfeiting
 illegal resident (in a country);  illegal alien;  illegal overstayer (person who has overstayed their visa)
 support;  backing;  aid;  assistance
 underworld;  underside of society
 request;  commission;  entrusting (with a matter);  dependence;  reliance
 duty;  function;  office;  mission;  task
 purpose;  goal;  aim;  objective;  intention
 grasping;  seizing;  holding;  commanding;  having control over
 to prevent;  to take precautions
 it cannot be that...;  it is highly unlikely that...;  it is impossible that...