shamefully vs discreditably

shamefully and discreditably both are adverbs.

Word	Noun	Adjective	Verb	Adverb
shamefully	No	No	No	Yes
discreditably	No	No	No	Yes

As adverbs, shamefully and discreditably are synonyms defined as:

shamefully and discreditably: in a dishonorable manner or to a dishonorable degree

Other synonyms of shamefully include disgracefully, dishonorably, dishonourably, ignominiously, ingloriously.

shamefully (adverb)	discreditably (adverb)
in a dishonorable manner or to a dishonorable degree	in a dishonorable manner or to a dishonorable degree