same difference
potayto, potahto
what's the difference
distinction without a difference
all cats are grey in the dark
indifferent
unpertaining
all the same
nonimportable
no matter that
unbegetting
indiscriminative
distinctionless
unparticularizing
no matter
unconflicting
ain't nothing but a thang
insignificantly
nondifference
inconsequential
irrespective of
forget it
unblaming
futility
semidirect
nonexcludable
nonexuding
nagless
noncomplaint
unnagging
just because
undistinguished
nothing to choose between
horse of a different color
equable
uncircumstanced
noncontrasting
tomayto, tomahto
uncontrasting
nonrelated
indistinction
nonanalogy
six of one, half a dozen of the other
all one
unpredisposing
nonnecessity
run-of-the-mine
nonvarying
mine run
unexceptional