Functions Stacks:

Each personality type has 4 Cognitive Functions.

Cognitive Functions put language to the way they process information and make decisions.

Each type is referred to by their top 2 functions.

Internal functions: the ones you use in your head

External functions: the ones you use to interact with the world around you

Note:

i: introverted/internal

e: extroverted/external

N: iNtuition

S: Sensing

F: Feeling

T: Thinking

Architect (INTJ-A/INTJ-T)

Ni: internal iNtuition

Te: external Thinking

Fi: internal Feeling

Se: external Sensing

Logician (INTP-A/INTP-T)

Ti: internal Thinking

Ne: external iNtuition

Si: internal Sensing

Fe: external Feeling

Commander (ENTJ-A/ENTJ-T)

Te: external Thinking

Ni: internal iNtuition

Se: external Sensing

Fi: internal Feeling

Debater (ENTP-A/ENTP-T)

Ne: external iNtuition

Ti: internal Thinking

Fe: external Feeling

Si: internal Sensing

Advocate (INFJ-A/INFJ-T)

Ni: internal iNtuition

Fe: external Feeling

Ti: internal Thinking

Se: external Sensing

Mediator (INFP-A/INFP-T)

Fi: internal Feeling

Ne: external iNtuition

Si: internal Sensing

Te: external Thinking

Protagonist (ENFJ-A/ENFJ-T)

Fe: external Feeling

Ni: internal iNtuition

Se: external Sensing

Ti: internal Thinking

Campaigner (ENFP-A/ENFP-T)

Ne: external iNtuition

Fi: internal Feeling

Te: external Thinking

Si: internal Sensing

Logistician (ISTJ-A/ISTJ-T)

Si: internal Sensing

Te: external Thinking

Fi: internal Feeling

Ne: external iNtuition

Defender (ISFJ-A/ISFJ-T)

Si: internal Sensing

Fe: external Feeling

Ti: internal Thinking

Ne: external iNtuition

Executive (ESTJ-A/ESTJ-T)

Te: external Thinking

Si: internal Sensing

Ne: external iNtuition

Fi: internal Feeling

Consul (ESFJ-A/ESFJ-T)

Fe: external Feeling

Si: internal Sensing

Ne: external iNtuition

Ti: internal Thinking

Virtuoso (ISTP-A/ISTP-T)

Ti: internal Thinking

Se: external Sensing

Ni: internal iNtuition

Fe: external Feeling

Adventurer (ISFP-A/ISFP-T)

Fi: internal Feeling

Se: external Sensing

Ni: internal iNtuition

Te: external Thinking

Entrepreneur (ESTP-A/ESTP-T)

Se: external Sensing

Ti: internal Thinking

Fe: external Feeling

Ni: internal iNtuition

Entertainer (ESFP-A/ESFP-T)

Se: external Sensing

Fi: internal Feeling

Te: external Thinking

Ni: internal iNtuition