May have misread… looks like a reorg of code blocks for existing glyphs. But there’s actually names listed if you want to chase down. 2011 was rather early for western emoji so still Japan dominated. I think we were still thinking limited emoticons then.
For more context, it was added to Unicode in 7.0 for coverage of Microsoft Dingbats (Webdings) where the internal font name is "commodities", to go along with "finance" and "money".
A similar lost-context set:
ratingfamily 👪
ratingviolence 🗡
ratingsex 🗢
ratinglanguage 🗣