split personality (noun)

1. The designer showcased a collection inspired by the concept of split personality, with contrasting elements and dual color palettes.

2. The protagonist in the anime series had a split personality, switching between a timid and reserved persona and an aggressive and fearless one.

3. The novel is a psychological thriller that delves into the depths of a character's split personality, revealing the internal struggles and conflicting identities.

4. In some cultures, split personality is viewed as a spiritual phenomenon, with one personality believed to be possessed by a divine entity or spirit.