Relating to or characterized by battle; warlike, combative, or suited for warfare.
From Old French 'bataille' (battle) + '-ous' (suffix meaning full of). Medieval/archaic English term used in heraldry and descriptions of warriors.
Battailous was a term used in old English to describe things that seemed war-like or aggressive—you might read about a 'battailous spirit' in ancient texts!
Complete word intelligence in one call. Free tier — 50 lookups/day.