Game concept
Warlike
From the game's encyclopedia
A Warlike Ruler wants to be ready to declare War, always. They will save Gold for War before investing it in developing their Realm. If a Warlike Ruler is at peace for an extended period of time, they will use the Gold in their war chest to build Buildings.
Warlike rulers are more likely to create and promote heroic Legends.
Bold and greedy Rulers tend to be Warlike.
Common Traits include Wrathful, Impatient, Sadistic, Ambitious, Vengeful, Irritable, and Zealous.
The game's text for patch 1.20.1.2. Words in blue are entries of the encyclopedia: hover one to read it, as in the game.
Warlike is an entry of Crusader Kings III's in-game encyclopedia. The game explains it: "A Warlike Ruler wants to be ready to declare War, always." It is part of Economic Archetype. Patch 1.20.1.2, from game/common/game_concepts/00_game_concepts.txt and game/localization/english/game_concepts_l_english.yml.
Source: game/common/game_concepts/00_game_concepts.txt, game/localization/english/game_concepts_l_english.yml and the English localisation, Crusader Kings III 1.20.1.2.