favored vs preferred

favored and preferred both are adjectives.

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

As adjectives, favored and preferred are synonyms defined as:

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

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

favored (adjective)	preferred (adjective)
preferred above all others and treated with partiality	more desirable than another
	preferred above all others and treated with partiality