best-loved vs preferred

best-loved and preferred both are adjectives.

Word	Noun	Adjective	Verb	Adverb
best-loved	No	Yes	No	No
preferred	No	Yes	No	No

As adjectives, best-loved and preferred are synonyms defined as:

best-loved and preferred: preferred above all others and treated with partiality

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

best-loved (adjective)	preferred (adjective)
preferred above all others and treated with partiality	more desirable than another
	preferred above all others and treated with partiality