This character is a Other Symbol and is commonly used, that is, in no specific script.
The glyph is not a composition. Its East Asian Width is wide. In bidirectional text it acts as Other Neutral. When changing direction it is not mirrored. U+1F61F offers a line break opportunity at its position, except in some numeric contexts.
The CLDR project calls this character “zmartwiona twarz” for use in screen reading software. It assigns these additional labels, e.g. for search in emoji pickers: buźka, martwić się, ojej, smutek, zmartwienie, zmartwiona buźka.
This character is designated as an emoji. It will be rendered as colorful emoji on conforming platforms. To reduce it to a monochrome character, you can combine it with Glyph for U+FE0EVariation Selector-15: 😟︎ See the Emojipedia for more details on this character’s emoji properties.
On Youtube this character is sometimes wrongly displayed as U0001f61f.
Wikipedia ma następujące informacje na temat tej współrzędnej kodowej:
Worrying is the mental distress or agitation resulting from anxiety, usually coming from a place of anticipatory fear (terror) or fear coming from a present threat (horror). With more understanding of the situation, worry becomes concern, the recognition of a future outcome that could be troubling, without necessarily having fear in that outcome.