window trimmer vs artisan

window trimmer and artisan both are nouns.

Word	Noun	Adjective	Verb	Adverb
window trimmer	Yes	No	No	No
artisan	Yes	No	No	No

As nouns, artisan is a hypernym of window trimmer; that is, artisan is a word with a broader meaning than window trimmer:

Other hypernyms of window trimmer include artificer, craftsman, journeyman.

window trimmer (noun)	artisan (noun)
someone who decorates shop windows	a skilled worker who practices some trade or handicraft