lexicalized concept vs concept

lexicalized concept and concept both are nouns.

Word	Noun	Adjective	Verb	Adverb
lexicalized concept	Yes	No	No	No
concept	Yes	No	No	No

As nouns, concept is a hypernym of lexicalized concept; that is, concept is a word with a broader meaning than lexicalized concept:

lexicalized concept: a concept that is expressed by a word (in some particular language)
concept: an abstract or general idea inferred or derived from specific instances

Other hypernyms of lexicalized concept include conception, construct.

lexicalized concept (noun)	concept (noun)
a concept that is expressed by a word (in some particular language)	an abstract or general idea inferred or derived from specific instances