| Abbreviation | Definition |
|---|---|
| EWTB | Early Words Test Battery |
| FAACP | Fellow American Academy of Clinical Psychology |
| FAB | Food Avoidance Behaviors |
| FAP | Family Acceptance Project" |
| FAP | Family Acceptance Project™ |
| FAST | Facilitated Awareness Stimulus Training |
| FASTF | Failure Assured Study Task Force |
| FAT | Frustration, Anxiety, Tension |
| FBPCS | Federation of Behavioral Psychological and Cognitive Sciences |
| FBS | Fake Bad Scale |
| FBT | Financial Behavior Test |
| FCAI | Financial Competence Assessment Inventory |
| FCFT | Family-Centered Functional Therapy |
| FCRP | Friends Conference on Religion and Psychology |
| FEAP | Fédération Européenne des Associations de Psychologues |
| FEAR | F - FictionalE - Estimated A - Assumed R - Results |
| FEAR | False Emotions Appearing Real |
| FEAR | False Expectations About Reality |
| FEAR | False Experience Appearing Real |
| FEAR | False External Attributed Reality |