As nouns the difference between retort and snapback
is that retort
is a sharp or witty reply, or one which turns an argument against its originator; a comeback or retort
can be (chemistry) a flask with a rounded base and a long neck that is bent down and tapered, used to heat a liquid for distillation while snapback
is the reimposition of an earlier and usually higher tariff.
As a verb retort
is to say something sharp or witty in answer to a remark or accusation or retort
can be to heat in a retort.