| Acronym | Meaning |
 | CH | Chamorro Language (ISO 639-1 Code) |
| APEDS | AMSAA Performance Estimates Data System |
| SIF | Selective Identification Feature |
| IQ | Intelligence Quotient -Iraq (ISO 3166 Digram) |
| PNG | Papua New Guinea (ISO 3166 Trigram) -Portable Network Graphic |
| FK | Falkland Islands (ISO 3166 Digram; FIPS 10-4 Territory Code) |
| FAS | Persian Language (ISO 639-2 Code) |
| NNSA | U.S. National Nuclear Security Administration |
| JY | Japanese Yen |
| WO | Warrant Officer |
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