lettered vs well-read

lettered and well-read both are adjectives.

Word	Noun	Adjective	Verb	Adverb
lettered	No	Yes	No	No
well-read	No	Yes	No	No

As adjectives, lettered and well-read are synonyms defined as:

lettered and well-read: highly educated; having extensive information or understanding

Other synonyms of lettered include knowing, knowledgeable, learned, well-educated.

lettered (adjective)	well-read (adjective)
highly educated; having extensive information or understanding	highly educated; having extensive information or understanding
	well informed or deeply versed through reading