straggle vs digress

straggle is a noun but digress is not a noun.

Word	Noun	Adjective	Verb	Adverb
straggle	Yes	No	Yes	No
digress	No	No	Yes	No

As verbs, straggle and digress are synonyms defined as:

Other synonyms of straggle include depart, sidetrack.

straggle (noun)	digress (noun)
a wandering or disorderly grouping (of things or persons)

straggle (verb)	digress (verb)
wander from a direct or straight course	lose clarity or turn aside especially from the main subject of attention or course of argument in writing, thinking, or speaking
go, come, or spread in a rambling or irregular way	wander from a direct or straight course