heels over head vs in great confusion

heels over head and in great confusion both are adverbs.

Word	Noun	Adjective	Verb	Adverb
heels over head	No	No	No	Yes
in great confusion	No	No	No	Yes

As adverbs, heels over head and in great confusion are synonyms defined as:

Other synonyms of heels over head include head over heels, topsy-turvily, topsy-turvy.

heels over head (adverb)	in great confusion (adverb)
in disorderly haste	in disorderly haste