| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | extension | United States | Extensions are commonly used to add length and volume to hair for aesthetic purposes. | 1 |
| 2 | extension | United States | In the US and Western countries, extensions are commonly associated with hair, where people use them to add length or volume to their natural hair. | 1 |
| 3 | extension | United States | Extensions, such as hair extensions or eyelash extensions, are commonly used for cosmetic purposes. | 1 |