wonderfully vs terrifically

wonderfully and terrifically both are adverbs.

Word	Noun	Adjective	Verb	Adverb
wonderfully	No	No	No	Yes
terrifically	No	No	No	Yes

As adverbs, wonderfully and terrifically are synonyms defined as:

Other synonyms of wonderfully include marvellously, marvelously, superbly, toppingly, wondrous, wondrously.

wonderfully (adverb)	terrifically (adverb)
(used as an intensifier) excellently	(used as an intensifier) excellently