favorite vs favored

favorite is a noun but favored is not a noun.

Word	Noun	Adjective	Verb	Adverb
favorite	Yes	Yes	Yes	No
favored	No	Yes	No	No

As adjectives, favorite and favored are synonyms defined as:

favorite and favored: preferred above all others and treated with partiality

Other synonyms of favorite include best-loved, favoured, favourite, pet, preferent, preferred.

favorite (noun)	favored (noun)
something regarded with special favor or liking
a special loved one
a competitor thought likely to win

favorite (adjective)	favored (adjective)
preferred above all others and treated with partiality	preferred above all others and treated with partiality
appealing to the general public

favorite (verb)	favored (verb)
To mark an item as a personal favorite on social media