to become serious;  to take something seriously (joke, teasing);  to become irritated or angry (usu. at something trivial);  to get worked up
 front-facing;  forward-looking;  positive;  constructive
 outward appearance;  ostensible;  public;  official
 back-facing;  backwards;  backward-looking;  retrogressive;  reactionary
 turning sideways;  landscape orientation
 wind direction;  situation;  way things are going;  mood;  temper
 unfit;  unsuitable;  unmarketable
 business;  errand;  nature of one's business
 pointing up;  pointing upward;  upturn;  uptrend;  upward tendency
 pointing up;  pointing upward;  upturn;  uptrend;  upward tendency
 different suitabilities;  being cut out for certain things (and not for others)
 pointing down;  pointing downward;  (market) decline;  downturn;  downward trend
 opposite direction;  reverse;  retrorse
 facing south;  southern exposure
 life circumstances;  lifestyle;  (family) finances
 actual and hidden;  inside out (e.g. socks);  face down (e.g. cards)
 facing north;  northern exposure
 inner part of a house (near the kitchen, living room, etc.);  family matters;  household affairs;  personal business
 portrait orientation;  vertical orientation
 in and about a kitchen;  family circumstances
 earnest;  singlehanded;  face to face;  straight ahead;  just in front of
 one's business;  one's duties
 popular;  general (public)
 all-purpose;  suiting everybody
 all-purpose;  suiting everybody
 to one's face;  in one's presence
 appealing to the public;  popular
 application-oriented language
 problem-oriented language