https://unicodecharacter.com/characters/u-0291
ʑ U+0291 Latin Small Letter Z with Curl — UnicodeCharacter
U+0291 LATIN SMALL LETTER Z WITH CURL (ʑ): a lowercase letter in the IPA Extensions block. UTF-8 CA 91, HTML ʑ. Copy it, see every encoding and how to type it.
z with curlsmall letterlatin