in all likelihood vs belike

in all likelihood and belike both are adverbs.

Word	Noun	Adjective	Verb	Adverb
in all likelihood	No	No	No	Yes
belike	No	No	No	Yes

As adverbs, in all likelihood and belike are synonyms defined as:

in all likelihood and belike: with considerable certainty; without much doubt

Other synonyms of in all likelihood include in all probability, likely, probably.

in all likelihood (adverb)	belike (adverb)
with considerable certainty; without much doubt	with considerable certainty; without much doubt