| 100% | ASSN | 4 | Professional organization (Abbr.) |
| 100% | AMA | 3 | Doctors' professional organization: Abbr. |
| 100% | AMA | 3 | Healers' professional organization: Abbr. |
| 100% | AMA | 3 | Physicians' professional organization: Abbr. |
| 98% | AMA | 3 | Professional organization for doctors: Abbr. |
| 98% | AMA | 3 | Professional organization for physicians: Abbr. |
| 95% | ADA | 3 | Professional organization that promotes oral health: Abbr. |
| 93% | APA | 3 | American mental health professionals' organization: Abbr. |
| 92% | AMA | 3 | Professional organization with a Code of Medical Ethics: Abbr. |
| 91% | NBA | 3 | Professional hoopsters' organization: Abbr. |
| 91% | AMA | 3 | Professional organization whose website has a "Delivering Care" section: Abbr. |
| 89% | ADA | 3 | Palindromic acronym for the professional organization for dentists: Abbr. |
| 83% | ABA | 3 | Professional organization for attorneys (Abbr.) |
| 83% | AMA | 3 | Professional organization for doctors (Abbr.) |
| 83% | ABA | 3 | Professional organization for lawyers (Abbr.) |
| 81% | AMA | 3 | Professional organization for hospital workers (Abbr.) |
| 80% | AMPAS | 5 | Professional organization that awards the Oscars (Abbr.) |
| 80% | ABA | 3 | Professional organization for lawyers and judges (Abbr.) |
| 73% | LPGA | 4 | Organization for professional female golfers (abbr) |
| 71% | NEA | 3 | US organization which is the largest labor union and a professional interest group: Abbr. |
| 70% | CIA | 3 | Intelligence organization abbr. |
| 69% | ASSN | 4 | Professional organization for short |
| 68% | ASSN | 4 | Organization: Abbr. |
| 66% | ASSN | 4 | Professional group: Abbr. |
| 66% | SENS | 4 | Professional filibusterers: Abbr. |
| 66% | ADA | 3 | Dentists' organization: Abbr. |
| 66% | WBC | 3 | Heavyweight organization: Abbr. |
| 66% | ABA | 3 | Lawyers' organization: Abbr. |
| 66% | APA | 3 | Shrinks' organization: Abbr. |
| 66% | PTA | 3 | Educational organization: Abbr. |