Disposition to act or react in a particular way, characterising the personal, behavioural style of an individual that is distinct from others. These behavioural and response styles are development in nature and may be foundational for later patterns of temperament and personality functions.

Remark: The codes on Dispositions and Intra-personal functions can be related to the codes on the expression of Temperament and Personality functions (b126). Users may use either or both. The taxonomic properties of these codes and their relationship need to be developed through research.