favored vs favoured

favored and favoured both are adjectives.

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

As adjectives, favored and favoured are synonyms defined as:

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

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

favored (adjective)	favoured (adjective)
preferred above all others and treated with partiality	preferred above all others and treated with partiality