| 5000 Vocabulary List for Visiting Scholars in the USA - Page 374 | |||
| Word | Type | Used in a Sentence | Synonym |
| occurrence | noun | On that occurrence I was in the city. | occasion |
| noun | It was the sixth occurrence of it. | incidence | |
| ocean | noun | We live near the Pacific Ocean. | sea |
| o'clock | adv. | It was at six o'clock in the morning. | by the clock |
| October | noun | October first is National Day. | tenth month |
| odd | adj. | It was an odd time of the day for food. | unusual |
| adj. | It was an odd shoe. | unpaired | |
| odor | noun | The odor was very strong. | smell |
| of | prep. | They live a mile east of here. | away from |
| prep. | He was cured of pneumonia. | relieved from | |
| prep. | He stood on the rungs of a ladder. | connected to | |
| prep. | He was a man of honor. | having | |
| prep. | He had a love of horses. | directed towards | |