Lowercase esh (long s-like ʃ sound letter) sitting on the baseline, a rare phonetic variant from Latin Extended-E.
U+AB4CLATIN SMALL LETTER SCRIPT R WITH RINGU+AB4ELATIN SMALL LETTER U WITH SHORT RIGHT LEGU+AB4BLATIN SMALL LETTER SCRIPT RU+AB4FLATIN SMALL LETTER U BAR WITH SHORT RIGHT LEGU+AB4ALATIN SMALL LETTER DOUBLE R WITH CROSSED-TAILU+AB50LATIN SMALL LETTER UIU+AB49LATIN SMALL LETTER R WITH CROSSED-TAILU+AB51LATIN SMALL LETTER TURNED UIU+AB48LATIN SMALL LETTER DOUBLE RU+AB52LATIN SMALL LETTER U WITH LEFT HOOKU+AB47LATIN SMALL LETTER R WITHOUT HANDLEU+AB53LATIN SMALL LETTER CHI62 characters in the Latin Extended-E Unicode block.
U+AB30LATIN SMALL LETTER BARRED ALPHAU+AB31LATIN SMALL LETTER A REVERSED-SCHWAU+AB32LATIN SMALL LETTER BLACKLETTER EU+AB33LATIN SMALL LETTER BARRED EU+AB34LATIN SMALL LETTER E WITH FLOURISHU+AB35LATIN SMALL LETTER LENIS FU+AB36LATIN SMALL LETTER SCRIPT G WITH CROSSED-TAILU+AB37LATIN SMALL LETTER L WITH INVERTED LAZY SU+AB38LATIN SMALL LETTER L WITH DOUBLE MIDDLE TILDEU+AB39LATIN SMALL LETTER L WITH MIDDLE RINGU+AB3ALATIN SMALL LETTER M WITH CROSSED-TAILU+AB3BLATIN SMALL LETTER N WITH CROSSED-TAILU+AB3CLATIN SMALL LETTER ENG WITH CROSSED-TAILU+AB3DLATIN SMALL LETTER BLACKLETTER OU+AB3ELATIN SMALL LETTER BLACKLETTER O WITH STROKEU+AB3FLATIN SMALL LETTER OPEN O WITH STROKEU+AB40LATIN SMALL LETTER INVERTED OEU+AB41LATIN SMALL LETTER TURNED OE WITH STROKEU+AB42LATIN SMALL LETTER TURNED OE WITH HORIZONTAL STROKEU+AB43LATIN SMALL LETTER TURNED O OPEN-OU+AB44LATIN SMALL LETTER TURNED O OPEN-O WITH STROKEU+AB45LATIN SMALL LETTER STIRRUP RU+AB46LATIN LETTER SMALL CAPITAL R WITH RIGHT LEGU+AB47LATIN SMALL LETTER R WITHOUT HANDLEU+AB48LATIN SMALL LETTER DOUBLE RU+AB49LATIN SMALL LETTER R WITH CROSSED-TAILU+AB4ALATIN SMALL LETTER DOUBLE R WITH CROSSED-TAILU+AB4BLATIN SMALL LETTER SCRIPT RU+AB4CLATIN SMALL LETTER SCRIPT R WITH RINGU+AB4DLATIN SMALL LETTER BASELINE ESHU+AB4ELATIN SMALL LETTER U WITH SHORT RIGHT LEGU+AB4FLATIN SMALL LETTER U BAR WITH SHORT RIGHT LEGU+AB50LATIN SMALL LETTER UIU+AB51LATIN SMALL LETTER TURNED UIU+AB52LATIN SMALL LETTER U WITH LEFT HOOKU+AB53LATIN SMALL LETTER CHIU+AB54LATIN SMALL LETTER CHI WITH LOW RIGHT RINGU+AB55LATIN SMALL LETTER CHI WITH LOW LEFT SERIFU+AB56LATIN SMALL LETTER X WITH LOW RIGHT RINGU+AB57LATIN SMALL LETTER X WITH LONG LEFT LEGU+AB58LATIN SMALL LETTER X WITH LONG LEFT LEG AND LOW RIGHT RINGU+AB59LATIN SMALL LETTER X WITH LONG LEFT LEG WITH SERIFU+AB5ALATIN SMALL LETTER Y WITH SHORT RIGHT LEGU+AB5BMODIFIER BREVE WITH INVERTED BREVEU+AB5CMODIFIER LETTER SMALL HENGU+AB5DMODIFIER LETTER SMALL L WITH INVERTED LAZY SU+AB5EMODIFIER LETTER SMALL L WITH MIDDLE TILDEU+AB5FMODIFIER LETTER SMALL U WITH LEFT HOOKU+AB60LATIN SMALL LETTER SAKHA YATU+AB61LATIN SMALL LETTER IOTIFIED EU+AB62LATIN SMALL LETTER OPEN OEU+AB63LATIN SMALL LETTER UOU+AB64LATIN SMALL LETTER INVERTED ALPHAU+AB65GREEK LETTER SMALL CAPITAL OMEGAU+AB66LATIN SMALL LETTER DZ DIGRAPH WITH RETROFLEX HOOKU+AB67LATIN SMALL LETTER TS DIGRAPH WITH RETROFLEX HOOKU+AB68LATIN SMALL LETTER TURNED R WITH MIDDLE TILDEU+AB69MODIFIER LETTER SMALL TURNED WU+AB6AMODIFIER LETTER LEFT TACKU+AB6BMODIFIER LETTER RIGHT TACKU+AB6CLATIN CAPITAL LETTER SCRIPT RU+AB6DLATIN CAPITAL LETTER SCRIPT R WITH RING