Greek Small Letter Eta With Dasia and Ypogegrammeni ᾑ U+1F91 Lowercase Letter · Greek Extended · Greek Symbols Greek Small Letter Eta With Dasia U+1F21 Greek Small Letter Iota U+03B9 Greek Capital Letter Eta With Dasia and Prosgegrammeni U+1F99 https://charcana.com/symbol/1f91