grillwork vs meshwork

grillwork and meshwork both are nouns.

Word	Noun	Adjective	Verb	Adverb
grillwork	Yes	No	No	No
meshwork	Yes	No	No	No

As nouns, meshwork is a hypernym of grillwork; that is, meshwork is a word with a broader meaning than grillwork:

grillwork: mesh netting made of wires
meshwork: an open fabric of string or rope or wire woven together at regular intervals

Other hypernyms of grillwork include mesh, meshing, net, network.

grillwork (noun)	meshwork (noun)
mesh netting made of wires	an open fabric of string or rope or wire woven together at regular intervals
a framework of metal bars used as a partition or a grate