lien vs artisan's lien

lien and artisan's lien both are nouns.

Word	Noun	Adjective	Verb	Adverb
lien	Yes	No	No	No
artisan's lien	Yes	No	No	No

As nouns, artisan's lien is a hyponym of lien; that is, artisan's lien is a word with a more specific, narrower meaning than lien:

lien: the right to take another's property if an obligation is not discharged
artisan's lien: lien permitting an artisan to retain possession of a piece of work until has been paid for

lien (noun)	artisan's lien (noun)
the right to take another's property if an obligation is not discharged	lien permitting an artisan to retain possession of a piece of work until has been paid for
a large dark-red oval organ on the left side of the body between the stomach and the diaphragm; produces cells involved in immune responses