head;  chief;  merit;  strong point;  superiority;  major
 slowly;  quietly;  steadily;  soon;  momentarily;  before long
 thereupon;  shortly thereafter
 -ian (e.g. Italian);  -ite (e.g. Tokyoite);  -er (e.g. performer, etc.);  person working with ...;  man;  person
 head (chief, director) of a section or department;  head of a (school) club;  head of a (school) team
 mail;  postal matter;  postal item
 to deliver;  to forward;  to send;  to report;  to notify;  to file notice (to the authorities)
 staff member;  station employee;  official
 opening (a letter, parcel, etc.);  breaking the seal;  unboxing (a product);  unsealed mail
 toxicity;  virulence;  toxic;  virulent;  poisonous
 reservation;  appointment;  contract;  subscription;  programming (e.g. a device);  setting (e.g. a timer)
 to send (something unsolicited);  to send without the receiver's request
 to lose;  to miss (a change, opportunity);  to lose (a loved one);  to be bereaved of;  to concede (goals, points, etc.)
 back;  rear;  background;  behind the scenes
 trial calculation;  preliminary calculation;  estimation
 crowding together;  clustering together;  close formation;  swarm
 earth;  ground;  place;  territory;  bottom (of a package, book, etc.);  earth (one of the five elements)
 dozens;  scores of;  decades
 to ascend;  to go up;  to ascend (as a natural process, e.g. the Sun);  to rise;  to go to (the capital);  to be promoted;  to add up to
 to partition;  to divide;  to direct;  to manage;  to settle accounts;  to assume a crouching posture (at the start of a bout)
 to be no match for;  to not hold a candle to
 true character;  true form;  true colors (colours);  consciousness;  one's senses
 you're lying;  yeah, right;  liar;  fibber
 qualifications;  requirements;  capabilities
 to protect;  to guard;  to defend;  to keep (i.e. a promise);  to abide (by the rules);  to observe
 one's father;  one's old man;  middle-aged (or older) man;  old man;  one's boss;  proprietor (of a restaurant, store, etc.)
 somehow dirty;  slightly dirty;  dingy;  somewhat base;  vaguely underhanded
 birth;  lineage;  identity;  background;  provenance;  origin
 to do for (someone);  to take in;  to deceive;  to hoodwink
 to misjudge;  to mistake;  to misjudge (someone);  to overestimate;  to miss seeing;  to overlook
 just (now, at the moment, etc.);  just as;  in the act of;  as soon as;  at the moment that
 champion of justice;  knight in shining armor;  crime avenger;  hero;  super hero
 looking like a ...;  acting as if a ...
 to cut down;  to slay;  to truncate;  to round down;  to omit;  to discard
 country;  state;  region;  national government;  central government;  home (i.e. hometown, home country); (arch.)  province (of Japan)
 to go to ruin;  to go under;  to fall;  to be destroyed;  to die out;  to become extinct
 spread (e.g. of a disease);  rampancy;  infestation;  proliferation;  being widespread
 spraying;  sprayer;  atomizer;  atomiser
 far away;  distant place;  long ago;  far back;  by far