on : off
down : up
bad : good
far : near
big : small
no : yes
happy : sad
sell : buy
asleep : awake
float : sink
empty : full
in : out
cold : hot
old : new
dry : wet
slow : fast
high : low
open : close
die : live
night : day
more : less
dirty : clean
short : long
light : dark
won : lost
hard : soft
first : last
best : worst
find : lose
all : none
over : under
late : early
back : front
white : black
fat : thin
nice : mean
bitter : sweet
simple : complex
male : female
heavy : light
normal : abnormal
right : left
sharp : dull
smooth : rough
special : general
public : private
former : latter
foreign : domestic
nature : artificial
interior : exterior
true : false
reject : accept
ask : answer
forgive : punish
include : exclude
lose : gain
push : pull
forget : remember
succeed : fail
praise : blame
consume : product
attack :defence
comedy : tragedy
arrive : departure
fiction :fact
employer : employee
joy : sorrow
good : harm
victory : defeat
duty : right
maximum : minimum
fortune : misfortune