Alan Rappoport describes the term “co-narcissism” as those who “adapted to life with narcissistic people”, A.K.A. “people pleasers”. Interestingly Rappoport describes that a co-narcissist can display narcissistic and co-narcissistic behaviour in different settings/relationships as a result of the narcissistic exposure they have had in early childhood.
The organisation offers support to Codependents through organised meetings and literature. They follow The Twelve Step program and have Twelve Traditions. The site describes the patterns and characteristics of codependency.
The UK branch of Co-Dependents Anonymous. Lists meeting schedules but not all areas of the UK are covered.
This US based site explains the origins of Codependency in dysfunctional families and the likely characteristics and behaviours of a Codependent.