dishonourably vs ignominiously

dishonourably and ignominiously both are adverbs.

Word	Noun	Adjective	Verb	Adverb
dishonourably	No	No	No	Yes
ignominiously	No	No	No	Yes

As adverbs, dishonourably and ignominiously are synonyms defined as:

dishonourably and ignominiously: in a dishonorable manner or to a dishonorable degree

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

dishonourably (adverb)	ignominiously (adverb)
in a dishonorable manner or to a dishonorable degree	in a dishonorable manner or to a dishonorable degree