fall down|go to bed:[get|stand|rise] up
asleep:awake
up:down
-open[\ 1|ed|]:close[d|]
+open[ed|]:close[d|]
smile:frown|cry
happy|glad:sad
hard:soft|easy
always|sometimes|now:never|sometimes
beautiful|pretty:ugly
rough:smooth
-hairy:bald||smooth
+hairy:bald|smooth
above:below
yin:yang
sweet:sour
if:unless
from|fro:to
-with[\ 1|in|]:without|against
+with[in|]:without|against
after:before
together:apart
plus:minus