pregnancy_cleanup_effect

pregnancy_cleanup_effect = {
	hidden_effect = {
		if = {
			limit = {
				has_character_flag = unmarried_bastard_pregnancy
			}
			remove_character_flag = unmarried_bastard_pregnancy
		}
		if = {
			limit = {
				has_character_flag = bastard_pregnancy
			}
			remove_character_flag = bastard_pregnancy
		}
		if = {
			limit = {
				has_character_flag = pregnancy_real_father_of_bastard_is_known_flag
			}
			remove_character_flag = pregnancy_real_father_of_bastard_is_known_flag
		}
		if = {
			limit = {
				has_character_flag = pregnancy_spouse_knows_of_bastardy
			}
			remove_character_flag = pregnancy_spouse_knows_of_bastardy
		}
		if = {
			limit = {
				has_character_flag = pregnancy_real_father_knows
			}
			remove_character_flag = pregnancy_real_father_knows
		}
		if = {
			limit = {
				has_character_flag = birth_will_go_smoothly
			}
			remove_character_flag = birth_will_go_smoothly
		}
		if = {
			limit = {
				has_character_flag = birth_child_will_become_sickly
			}
			remove_character_flag = birth_child_will_become_sickly
		}
		if = {
			limit = {
				has_character_flag = birth_mother_will_become_ill
			}
			remove_character_flag = birth_mother_will_become_ill
		}
		if = {
			limit = {
				has_variable = suppress_bastardy
			}
			remove_variable = suppress_bastardy
			scope:child ?= {
				set_variable = child_bastardy_suppressed
			}
		}
	}
	if = {
		limit = {
			has_trait = pregnant
		}
		remove_trait = pregnant
	}
}

As written in game/common/scripted_effects/00_pregnancy_effects.txt.