dumbstricken vs dumbfounded

dumbstricken and dumbfounded both are adjectives.

Word	Noun	Adjective	Verb	Adverb
dumbstricken	No	Yes	No	No
dumbfounded	No	Yes	No	No

As adjectives, dumbstricken and dumbfounded are synonyms defined as:

dumbstricken and dumbfounded: as if struck dumb with astonishment and surprise

Other synonyms of dumbstricken include dumbstruck, dumfounded, flabbergasted, stupefied, thunderstruck.

dumbstricken (adjective)	dumbfounded (adjective)
as if struck dumb with astonishment and surprise	as if struck dumb with astonishment and surprise