other
different
nother
allo-
hetero-
otherwise
stick out a mile
off-color
first-of-its-kind
differently
another
alter
worlds apart
nonsimilar
otherly
dissimilarly
nonequivalent
alternative
tiger of a different stripe
quasiequivalent
different breed of cat
change
opposed
rephrasable
sugar and spice
cut below
differ
another pair of shoes
far removed
nonsimilarly
rephrasing
varied
wide-ranging
oppositely
distinct
unequal
contrary
disagree
discord
disaccord
differingly
unalike
sidegrade
counterpoint
vagrate
bidirectionally
another story
countersense
secondarily
transformed