treillage vs latticework

treillage and latticework both are nouns.

Word	Noun	Adjective	Verb	Adverb
treillage	Yes	No	No	No
latticework	Yes	No	No	No

As nouns, latticework is a hypernym of treillage; that is, latticework is a word with a broader meaning than treillage:

treillage: latticework used to support climbing plants
latticework: framework consisting of an ornamental design made of strips of wood or metal

Other hypernyms of treillage include fretwork, lattice.

treillage (noun)	latticework (noun)
latticework used to support climbing plants	framework consisting of an ornamental design made of strips of wood or metal