tidy sum vs batch

tidy sum and batch both are nouns.

Word	Noun	Adjective	Verb	Adverb
tidy sum	Yes	No	No	No
batch	Yes	No	Yes	No

As nouns, tidy sum and batch are synonyms defined as:

tidy sum and batch: (often followed by `of') a large number or amount or extent

tidy sum (noun)	batch (noun)
(often followed by `of') a large number or amount or extent	a collection of things or persons to be handled together
	all the loaves of bread baked at the same time
	(often followed by `of') a large number or amount or extent

tidy sum (verb)	batch (verb)
	batch together; assemble or process as a batch