mulishly vs obstinately

mulishly and obstinately both are adverbs.

Word	Noun	Adjective	Verb	Adverb
mulishly	No	No	No	Yes
obstinately	No	No	No	Yes

As adverbs, mulishly and obstinately are synonyms defined as:

Other synonyms of mulishly include cussedly, obdurately, pig-headedly, stubbornly.

mulishly (adverb)	obstinately (adverb)
in a stubborn unregenerate manner	in a stubborn unregenerate manner