Personality Type Code

I  = introvert  - you use your greatest strength in the inner world of thought
E = extravert - you use your greatest strength in the outer physical world

S = sensing - you prefer to gather information through your senses; touch , smell,
                     sight, hearing
N = intuition - you prefer to gather information through your sense of intiution;
                        feelings, thoughts

F = feeling - you prefer to make decisions based on values
T = thinking - you prefer to make decisions based on values

J = judging - you prefer to use your judging function (thinking or feeling)
                     with the outside world
P = perceptive - you prefer use your perceptive function (sensing or intuition)
                          with the outside world


The two main choices you have are how you take in information and how you make decisions.
If you choose to use one function with the outer world you must use the other with the inner world.
The end letter J or P tell you what the person uses with the outer world.
The other ability is used with the inner world of thought.

Extraverts use their strongest (dominate) ability with the outer world and their second or auxiliary ability with the inner world of thought .
Introverts use their strongest (dominate) ability with the inner world and their second or auxiliary ability with the outer physical world .

example
INTP  - uses their perceptive ability (intuition) to deal with the outer world and and thinking ability to deal with the inner world of thought

Their strengths would be listed in this order
Thinking (introverted)
Intuition (extroverted)
Sensing  (introverted)
Feeling  (extroverted)


ESFJ - used their judging ability (feeling) to deal with the physical world and their sensing ability to deal with the inner world of thought

Their strengths would be listed in this order
Feeling
Sensing
Intuition
Thinking

If you choose to extrovert thinking then you also are choosing to introvert feeling and vise versa.
If you choose to extrovert sensing then you are also choosing to introvert intuition and vice versa.
You must use one function with the outer world and one with the inner world to be well balanced.