Origin: Latin suffix -al
Naval has 3 different meanings across 2 categories:
connected with or belonging to or used in a navy
"naval history"
"naval commander"
"naval vessels"
Of or relating to a navy.
"The naval officers boarded the ship to inspect its condition before the new voyage began."
A surname.
"Captain Naval is known for his strict discipline on the ship."
The word entered English via the Middle French form navale, which itself came directly from the Latin nāvalis. Originally meaning "of or pertaining to a ship," it evolved into its current sense related to navies and maritime forces.