candied fruit vs crystallized fruit

candied fruit and crystallized fruit both are nouns.

Word	Noun	Adjective	Verb	Adverb
candied fruit	Yes	No	No	No
crystallized fruit	Yes	No	No	No

As nouns, candied fruit and crystallized fruit are synonyms defined as:

candied fruit and crystallized fruit: fruit cooked in sugar syrup and encrusted with a sugar crystals

Other synonyms of candied fruit include succade.

candied fruit (noun)	crystallized fruit (noun)
fruit cooked in sugar syrup and encrusted with a sugar crystals	fruit cooked in sugar syrup and encrusted with a sugar crystals