As nouns the difference between daftie and saftie
is that daftie is alternative form of dafty while saftie is alternative form of softy.
saftie
English
Noun
(
en noun)
(Scotland)
*1955 , (Robin Jenkins), The Cone-Gatherers , Canongate 2012, p. 82:
*:It was not likely, thought Graham, that the poor wee crooked saftie would be able to take advantage of those circumstances.