See also:ഽ [U+0D3D MALAYALAM SIGN AVAGRAHA], ʆ [U+0286 LATIN SMALL LETTER ESH WITH CURL], ∫ [U+222B INTEGRAL], ſ [U+017F LATIN SMALL LETTER LONG S], andƩ [U+01A9 LATIN CAPITAL LETTER ESH]
The form varies between curvy: an 's' stretched vertically – and straight: a vertical line with a right hook at top and a left hook at bottom. The glyph in the box at right has an intermediate form.
(superscript ⟨ᶴ⟩,IPA)[ʃ]-fricated release of a plosive (e.g. [tᶴ], sometimes implying an affricate[t͜ʃ]); [ʃ]-coloring; or a weak, fleeting or epenthetic [ʃ].