in great confusion vs topsy-turvily

in great confusion and topsy-turvily both are adverbs.

Word	Noun	Adjective	Verb	Adverb
in great confusion	No	No	No	Yes
topsy-turvily	No	No	No	Yes

As adverbs, in great confusion and topsy-turvily are synonyms defined as:

Other synonyms of in great confusion include head over heels, heels over head, topsy-turvy.

in great confusion (adverb)	topsy-turvily (adverb)
in disorderly haste	in disorderly haste