1: large|big:small
    2: on:off
    3: standing up:sitting down
    4: inside:outside
    5: high:low
    6: old:new|young
    7: hot:cold
    8: out:in
    9: heavy|dark:light
   10: daytime:night[time| time]
   11: stop|come:go
   12: top:bottom
   13: floor:ceiling
   14: near:far
   15: run:walk
   16: empty|hungry:full
   17: backwards:f[or|ront]wards
   18: big|large:little|small
   19: fat|thick:thin|skinny
   20: bright|light:dark|dull
   21: right:wrong|left
   22: give:take|receive|get
   23: buy:sell
   24: shiny|bright:dull
   25: dawn:dusk
   26: fall down|go to bed:[get|stand|rise] up
   27: asleep:awake
   28: up:down
   29: open[ed|]:close[d|]
   30: smile:frown|cry
   31: happy|glad:sad
   32: hard:soft|easy
   33: boy|woman|lady:girl|man
   34: fast:slow
   35: wet:dry
   36: covered|hid[den|]:uncovered|open
   37: good:bad
   38: always|sometimes|now:never|sometimes
   39: beautiful|pretty:ugly
   40: rough:smooth
   41: hairy:bald|smooth
   42: above:below
   43: yin:yang
   44: sweet:sour
   45: if:unless
   46: from|fro:to
   47: with[in|]:without|against
   48: after:before
   49: together:apart
   50: plus:minus