difficult to ...;  hard to ...
 physical strength;  brute strength;  arm strength
 to speak (of something);  to be effective;  to be powerful;  to mean everything
 both;  both sides;  both parties
 proximity;  nearness;  being nearby;  approaching;  drawing near;  coming close
 one (esp. of two);  the other;  on the one hand;  on the other hand;  whereas;  although
 specialization;  specialisation
 special;  particular;  extraordinary;  exceptional;  especial
 rational;  reasonable;  logical
 (one's) figure;  build;  physique;  style
 go that far;  to that extent
 duty;  obligation;  responsibility
 to condemn;  to blame;  to urge;  to press;  to torture;  to torment
 to praise;  to commend;  to compliment;  to speak well of;  to speak highly of
 to throw out one's chest;  to be puffed up with pride
 belief;  faith;  conviction
 to cause;  to induce;  to bring about;  to pull upright;  to help up (e.g. a fallen person)
 at this stage;  at this point;  now (contrasting with the past)
 first;  foremost;  most important;  best;  greatest;  above all
 related to;  in relation to;  as far as ... is concerned
 invalid;  void;  ineffective;  unavailable
 to be answerable (for);  to take the blame
 rather;  better;  instead;  if anything
 even if ...;  even supposing that ...;  also as ...;  also for ...;  also from the position of ...
 willingly;  voluntarily;  on one's own accord
 affinity;  feeling of closeness (with someone);  feeling of kinship
 decision;  determination;  resolution
 to swear;  to vow;  to take an oath;  to pledge
 (approximate) time;  around;  suitable time (or condition);  time of year;  season
 to sleep (lying down);  to go to bed;  to lie in bed;  to lie down;  to sleep (with someone, i.e. have intercourse);  to lie flat (e.g. of hair);  to lie idle (of funds, stock, etc.)
 a little;  a bit;  somewhat;  slightly;  rather
 changing clothes;  change of clothes
 for today;  for the time being
 staying the night;  lodging (at)
 broke;  poor;  short;  skint;  having no money
 to be dying;  to be about to die;  to be close to death