by means of;  due to;  because of;  according to
 structure;  construction;  makeup;  framework;  organization;  pattern
 expression;  presentation;  representation;  notation
 simple;  plain;  uncomplicated;  straightforward;  simple-minded;  naive
 priority;  order of precedence
 general idea;  concept;  notion
 in;  at;  on;  as for;  regarding;  with regards to
 four arithmetic operations;  basic arithmetic operations
 plus;  addition;  positive number;  gain;  advantage;  anode
 minus;  negative (quantity);  deficit;  disadvantage;  drawback;  negative (ion, pole, growth, image, effect, etc.)
 relational operator;  relation
 change;  modification;  alteration;  revision;  amendment
 new;  novel;  fresh;  recent;  latest;  up-to-date
 creation;  generation;  formation;  derivation
 partition;  division;  separation;  segmenting;  splitting
 link;  directory entry;  rink
 that;  the;  part (as in "part two");  um ...;  er ...
 contents;  content;  substance;  matter;  detail;  import
 declaration;  proclamation;  announcement
 function;  function (programming)
 letter (of alphabet);  character;  writing
 stack;  pushdown list;  pushdown stack;  stuck
 from the standpoint of;  as a matter of (e.g. fact);  aboard (a ship or vehicle);  on top of;  first volume (e.g. book);  superior quality;  best
 area;  domain;  territory;  field;  range;  region
 left side value (of an equation)
 right side (of an equation, expression, etc.);  RHS;  right side (go, chess, othello board)
 optional;  voluntary;  arbitrary;  arbitrary
 from (e.g. time, place, numerical quantity);  since;  from (originator);  by;  because;  since;  out of (constituent, part)
 price;  cost;  value;  worth;  value