The letters in INFP stand for: Introverted, iNuitive, Feeling, Perceiving.
The INFP's cognitive functions are used in this order: Introverted feeling (Fi), Extroverted Intuition (Ne), Introverted Sensing (Si), and Extroverted Thinking (Te).
INFPs are a part of the Idealist Temperament (NF) and are often referred to as "The Healers","The Idealists", or "The Dreamers".
Being highly imaginative, creative and empathetic, INFPs often have a great propensity for language, writing, psychology, art, music, and altruism.
Although known for being quiet and gentle, if an INFP's values are violated, they can become harshly defensive of their principles. The INFP's values are at the core of their idealism and motivation in life.