digress vs straggle

digress is not a noun while straggle is a noun.

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

As verbs, digress and straggle are synonyms defined as:

Other synonyms of digress include depart, sidetrack.

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

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