
Effect · every source
How to increase House Opinion in CK3
15 sources raise House Opinion and 3 lower it in the game files of patch 1.20.0.3.
dynasty_house_opinionIn Crusader Kings III, 15 sources raise House Opinion and 3 sources lower it. Biggest raises: Extolled by House +15, Strong Kinship +15, Family Hierarch +10, Tribal Unity +10 and Unity +10. It goes down with Accused of Decadence -15, Disputed Heritage -10 and Antagonistic Succession -10. Patch 1.20.0.3, from the modifiers of traits, perks, traditions, buildings and the rest of game/common.
The biggest boosts
+15Extolled by HouseTrait
+15Strong KinshipCultural tradition · Characters of this culture
+10Family HierarchTrait
What raises House Opinion (15)
Traits (2)

extolled· game/common/traits/00_traits.txt
family_first· game/common/traits/00_traits.txt
Lifestyle perks (1)
Sōryō government
honored_to_serve_perk· game/common/lifestyle_perks/00_stewardship_3_duty_tree_perks.txt
Cultural traditions (2)

Characters of this culture
tradition_strong_kinship· game/common/culture/traditions/00_maa_traditions.txt
Tribal Unity+10
Characters of this culture
tradition_tribe_unity· game/common/culture/traditions/00_realm_traditions.txt
Culture pillars (1)
Holy sites (4)
Buildings (2)
Laws (2)
Confederate Partition+5
Succession Laws · Rulers with this law
confederate_partition_succession_law· game/common/laws/00_succession_laws.txtHouse Seniority+5
Succession Laws · Rulers with this law
single_heir_dynasty_house· game/common/laws/00_succession_laws.txt
Dynasty legacies (1)
Unity+10
Coterie legacy · Members of the dynasty
fp2_coterie_legacy_3· game/common/dynasty_perks/03_fp2_dynasty_perks.txt
What lowers House Opinion (3)
Traits (2)

decadent· game/common/traits/00_traits.txt
disputed_heritage· game/common/traits/00_traits.txt
Laws (1)
Antagonistic Succession-10
Succession Laws · Rulers with this law
clan_antagonistic_partition_succession_law· game/common/laws/00_succession_laws.txt
Source: game/common/buildings/00_special_buildings.txt, game/common/culture/pillars/00_ethos.txt, game/common/culture/traditions/00_maa_traditions.txt, game/common/culture/traditions/00_realm_traditions.txt, game/common/dynasty_perks/03_fp2_dynasty_perks.txt, game/common/laws/00_succession_laws.txt, game/common/lifestyle_perks/00_stewardship_3_duty_tree_perks.txt, game/common/religion/faith_types/00_faith_types.txt, game/common/traits/00_traits.txt and the English localisation, Crusader Kings III 1.20.0.3. Building chains are shown once, at their strongest level, with the range over their levels. Effects that come only from events or scale with a script value are not listed.