hatching vs hachure

hatching and hachure both are nouns.

Word	Noun	Adjective	Verb	Adverb
hatching	Yes	No	No	No
hachure	Yes	No	No	No

As nouns, hatching and hachure are synonyms defined as:

Other synonyms of hatching include crosshatch, hatch.

hatching (noun)	hachure (noun)
shading consisting of multiple crossing lines	shading consisting of multiple crossing lines
the production of young from an egg