IPA: //ˌsaɪkoʊˈsoʊʃəl//
KK: /saɪˈkoʊsoʊʃəl/
Relating to the interaction between psychological and social factors.
The psychosocial environment of a child can greatly affect their development.
Psychosocial is formed from "psycho-" (from Greek "psukhē", meaning soul or mind) and "social" (from Latin "socialis", meaning of companionship or society). The word refers to the interrelation of psychological and social factors.
Think of the mind ('psycho-') and society ('social') working together, which helps you remember that 'psychosocial' relates to how our mental state interacts with social environments.
No commonly confused words.