calculation;  reckoning;  count;  forecast
 negotiating a lower price;  negotiate a discount;  price negotiation
 to entrust (e.g. a task) to another;  to leave to;  to passively leave to someone else's facilities;  to leave to take its natural course;  to continue (something) in a natural fashion (without particular aim);  to rely fully on one's (full strength, great ability, long time taken) to get something done
 kidnapping;  kidnaping;  abduction;  kidnapper;  kidnaper;  abductor
 to protect;  to guard;  to defend;  to keep (i.e. a promise);  to abide (by the rules);  to observe
 to do;  to undertake;  to send;  to dispatch;  to put;  to move;  to give (esp. to someone of equal or lower status)
 left and right;  right and left;  (asserting) control;  influence;  one's attendants;  people accompanying one
 circumference;  outskirts;  environs;  (computer) peripheral
 vigilance;  caution;  alertness;  precaution;  being on guard
 business;  task;  use;  purpose;  for the use of ...;  used for ...
 concealment;  suppression;  hiding
 system;  lineage;  corollary;  system (range of strata that correspond to a particular time period);  (taxonomical) series
 permission;  approval;  authorization;  to permit;  to authorize
 I'm off;  see you later;  to go (and then come back)
 to break (into pieces);  to be broken;  to collapse;  to crumble;  to become less formal;  to throw off reserve
 as (for);  for;  in the capacity of
 appropriate;  adequate;  suitable;  fitting;  worthy
 carefree;  comfortable;  at ease;  easygoing;  happy-go-lucky