| Abbreviation | Definition |
|---|---|
| NVW | National Volunteer Week |
| NWZAW | National Work Zone Awareness Week |
| NY | New Year |
| NYD | New Year's Day |
| NYE | New Year's Eve |
| OHO | One Hand Open |
| OND | October, November December |
| OSB | On the Same Boat |
| PHW | Public Health Week |
| pm | post meridian |
| PRD | Province Recognition Day |
| PRDC | Philippine Republic Day Celebration |
| QBD | Queen's BirthDay |
| QOE | Quintessence Of Earth |
| RBD | Red Balloon Day |
| RH | Rosh Hashana |
| RHVL | Reality Has Valued Lives |
| S | Saturday |
| S&S | Saturday and Sunday |
| SA | SAmstag |