pitched battle vs battle of Valmy

pitched battle and battle of Valmy both are nouns.

Word	Noun	Adjective	Verb	Adverb
pitched battle	Yes	No	No	No
battle of Valmy	Yes	No	No	No

pitched battle (noun)	battle of Valmy (noun)
a fierce battle fought in close combat between troops in predetermined positions at a chosen time and place	the French defeated the Austrian and Prussian troops in 1792 (with a famous cannonade from the French artillery)