Game concept
Personal Scheme
The game also links it as Personal, Personal Schemes.
From the game's encyclopedia
Personal Schemes are Schemes that aim to induce a status between the Scheme Owner and the Scheme Target.
Examples of Personal Schemes are:
• Sway
• Befriend
• Seduce
• Elope
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.
Personal Scheme is an entry of Crusader Kings III's in-game encyclopedia. The game explains it: "Personal Schemes are Schemes that aim to induce a status between the Scheme Owner and the Scheme Target." It is part of Scheme. The game also links it as Personal and Personal Schemes. 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.