**Parts of Speech:** Adjective
**Definition:** Roily refers to something that is turbid, cloudy, or muddy, especially water or liquid.
**Pronunciations:**
- US: /ˈrɔɪli/
- UK: /ˈrɔɪli/
**Origin and Usage:** The word "roily" is believed to have originated in the United States in the late 19th century and is derived from the word "roil," which means to make a liquid cloudy or muddy. It is commonly used to describe water that is stirred up by currents or wind, resulting in a cloudy or muddy appearance.
**Synonyms:** turbid, cloudy, muddy, murky, unsettled
**Related Words:** dirty, cloudy, murky, muddy, turbid
**Example Sentences:**
- The roily waters of the river made it difficult to see the bottom.
- After the storm, the ocean was roily and dangerous for swimmers.
- The roily liquid in the glass made it difficult to see the contents.