cavalry;  mobility;  maneuverability
 securing;  obtaining;  ensuring;  belay;  belaying
 blind spot (e.g. of a driver);  dead angle;  dead ground;  dead space
 difficult to ...;  hard to ...
 for;  for the sake of;  to one's advantage;  because of;  as a result of
 special;  particular;  peculiar;  unique
 heart;  mind;  bottom of one's heart;  core (of one's character);  centre;  center;  heart (organ)
 soldier;  combatant;  warrior
 air battle;  dog fight;  aerial battle
 to perform;  to do;  to conduct oneself;  to carry out
 to carry on one's back;  to be burdened with;  to take responsibility for;  to have (something) in the background;  to be in front (of something);  to be conceited
 as it is;  as one likes;  because;  condition;  state
 sky;  the air;  weather;  far-off place;  distant place;  state of mind;  feeling
 to fly;  to soar;  to jump;  to leap;  to spatter;  to scatter;  to hurry
 in order to (e.g. meet goal);  so that;  take care (so as);  hoping or wishing for something
 wind;  breeze;  manner;  behaviour;  cold;  influenza
 the ocean;  the great deep
 house;  residence;  family;  household;  lineage;  family name
 to be transmitted (handed down) from generation to generation
 calamity;  disaster;  accident
 from time immemorial;  ancient;  time-honoured;  time-honored
 to repeat;  to do something over again
 to appear;  to come in sight;  to become visible;  to be expressed (e.g. emotions);  to become apparent (e.g. trends, effects)
 darkness;  the dark;  bewilderment;  despair;  hidden place;  secrecy
 to bring;  to take;  to bring about
 ringleader;  main culprit;  main cause;  source
 period;  epoch;  the times;  those days;  oldness;  ancientness
 large;  big;  great;  prominent;  -sized;  as big as;  university
 Satan;  the Devil;  the Prince of Darkness;  king of the demons who try to prevent people from doing good
 certainly;  of course;  even if;  no matter (who, what, when, where, why, how);  without even;  without so much as;  at the (least, earliest, etc.)
 to call out (to);  to call;  to summon (a doctor, etc.);  to invite;  to designate;  to name;  to garner (support, etc.)
 to wait;  to await;  to look forward to;  to depend on;  to need
 link;  directory entry;  rink
 imperfect;  incomplete;  faulty;  defective
 state;  condition;  situation;  appearance;  circumstances
 to make an appearance;  to show up
 every place;  various places
 both hands;  both arms;  ten
 having;  holding;  wear;  durability;  charge;  expense
 battle;  fight;  war;  struggle;  conflict
 heavy;  weighty;  heavy (feeling);  depressed;  slow;  sluggish;  important (position, responsibility, etc.)
 to make (the best) use of;  to put to good use;  to let live;  to keep alive;  to revive;  to resuscitate