| KEYWORD | DESCRIPTION | 3-DIGIT | 4-DIGIT |
|---|---|---|---|
| OARS | Using oars in a boat. | 058 | 3519 |
| OASIS | Found an oasis in a desert. | 735 | 0184 |
| OATH | Taking an oath. | 850 | 3380 |
| OATMEAL | Cooking or eating oatmeal. | 662 | 1701 |
| OBEDIENCE | Took a dog to an obedience school. | 499 | 1887 |
| OBITUARY | Reading an obituary in a newspaper. | 715 | 8377 |
| OBITUARY | Wrote a obituary. | 655 | 3338 |
| OBSERVATORY | Visiting an observatory. | 522 | 5772 |
| OBSTACLE COURSE | Training on an obstacle course. | 225 | 6725 |
| OCCUPANCY | Applied for an occupancy permit. | 471 | 5721 |
| OCEAN | Swimming in the ocean. | 088 | 4159 |
| OCEAN | Traveling across an ocean. | 112 | 6640 |
| OCTOPUS | Caught an octopus. | 846 | 4039 |
| OCULIST | Visited an oculist. | 066 | 7182 |
| OFFICE | Buying or selling office supplies. | 491 | 1141 |
| OFFICE | Furnished an office. | 363 | 2739 |
| OFFICE | Holding a public office. | 079 | 9966 |
| OFFICE | Renting office space. | 163 | 0765 |
| OFFICE | Set up a home office. | 405 | 6782 |
| OFFICE | Set up a office for a business. | 364 | 2679 |
| OFFICE | Working in an office. | 338 | 2043 |
| OFFICER | Working as a police officer. | 581 | 2436 |
| OFFICES | Cleaning offices. | 756 | 8635 |
| OIL | Buying heating oil. | 826 | 7795 |
| OIL | Changing oil in a car engine. | 653 | 2105 |
| OIL | Drilling for oil. | 127 | 2667 |
| OIL | Lubricating something with oil. | 946 | 2101 |
| OIL | Struck oil. | 013 | 7746 |
| OIL | Using cooking oil. | 228 | 4683 |
| OLD FASHIONED | Drinking an Old Fashioned. | 689 | 6333 |
| OLIVE | Added an olive to a drink. | 535 | 6786 |
| OMELETTE | Cooked an omelette. | 841 | 0503 |
| OMEN | Received an omen. | 129 | 2256 |
| ONIONS | Chopping onions for a salad. | 506 | 6768 |
| ONIONS | Using onions when cooking. | 644 | 6280 |
| ON LINE | Bought merchandise on line. | 569 | 6749 |
| ON LINE | Opened an on line banking account. | 324 | 3904 |
| OPEN-HEARTH | Worked at an open-hearth. | 440 | 3344 |
| OPEN HOUSE | Held an open house. | 476 | 3541 |
| OPERA | Attended an opera. | 131 | 1468 |
| OPERA | Listening to an opera on a radio. | 235 | 1899 |
| OPERA | Singing in a opera. | 973 | 3958 |
| OPERATION | Engaged in a military operation. | 217 | 7177 |
| OPERATION | Having an operation in a hospital. | 016 | 5170 |
| OPERATION | Performed an operation. | 655 | 0120 |
| OPERATION | Recovering from an operation. | 491 | 8958 |
| OPERATOR | Worked as a telephone operator. | 075 | 7825 |
| OPERETTA | Performed in a operetta. | 532 | 6432 |
| OPERETTA | Wrote an operetta. | 066 | 6846 |
| OPTOMETRIST | Having an eye examination. | 056 | 6903 |
| ORBIT | Orbiting the earth. | 788 | 1990 |
| ORBIT | Put a satellite in orbit. | 228 | 0327 |
| ORCHESTRA | Had orchestra seats for a show. | 130 | 1930 |
| ORCHESTRA | Playing an instrument in a orchestra. | 667 | 4841 |
| ORDER | Ordered merchandise from a catalog. | 836 | 5121 |
| ORDER | Ordered merchandise from the Internet. | 762 | 5687 |
| ORDER | Ordering food in a restaurant. | 597 | 7838 |
| ORDINATION | Attended an ordination. | 061 | 8357 |
| ORGAN | Donated an organ. | 880 | 2447 |
| ORGAN | Playing an organ. | 879 | 5511 |
| ORGAN | Received an organ transplant. | 790 | 5989 |
| ORGAN | Tuning an organ. | 610 | 5062 |
| ORGANIST | Hired an organist. | 152 | 9548 |
| ORIENT | Visited the orient. | 426 | 3655 |
| ORNAMENTS | Hanging ornaments on a Christmas tree. | 166 | 5555 |
| ORPHAN | Adopted an orphan. | 253 | 1110 |
| ORPHANAGE | Visited an orphanage. | 220 | 7213 |
| OSCAR | Won an Oscar. | 339 | 9422 |
| OUIJA | Getting a message from a Ouija board. | 899 | 1000 |
| OUTBOARD | Ran an outboard motor. | 204 | 4017 |
| OUTHOUSE | Used an outhouse. | 105 | 2866 |
| OUTLAW | Caught an outlaw. | 474 | 1445 |
| OUTPATIENT | Was an outpatient at a hospital. | 114 | 4614 |
| OVEN | Baking in a oven. | 678 | 2751 |
| OVERALLS | Working in overalls. | 613 | 2170 |
| OVERBOARD | Fell overboard from a ship. | 952 | 2172 |
| OVERCHARGE | Being overcharged for services. | 686 | 9019 |
| OVERCOAT | Wearing an overcoat. | 503 | 3200 |
| OVERDRAW | Had an overdraw on a checking account. | 050 | 8578 |
| OVERHAUL | Repaired an engine. | 756 | 2008 |
| OVERSEAS | Going abroad on business. | 082 | 2192 |
| OVERSHOES | Wearing overshoes. | 093 | 4596 |
| OVERTIME | Received overtime pay. | 263 | 6381 |
| OVERTIME | Working overtime. | 537 | 7236 |
| OVERWEIGHT | Being overweight. | 987 | 3535 |
| OWL | Heard an owl screech. | 444 | 2152 |
| OXYGEN | Received oxygen. | 922 | 7929 |
| OXYGEN | Using an oxygen tank. | 387 | 6741 |
| OYSTERS | Buying or eating oysters. | 192 | 0010 |
| OYSTERS | Had Oysters Rockefeller in a restaurant. | 829 | 2541 |
