<P> Among the types of diacritic used in alphabets based on the Latin script are: </P> <Ul> <Li> accents (so called because the acute, grave, and circumflex were originally used to indicate different types of pitch accents in the polytonic transcription of Greek) <Ul> <Li> ◌ ́--acute (Latin apex) </Li> <Li> ◌ ̀--grave </Li> <Li> ◌ ̂--circumflex </Li> <Li> ◌ ̌--caron, wedge (Czech háček) </Li> <Li> ◌ ̋--double acute </Li> <Li> ◌ ̏--double grave </Li> <Li> ◌ ̃ - tilde </Li> </Ul> </Li> <Li> dots <Ul> <Li> ◌ ̇--overdot (Indic anusvara) </Li> <Li> ◌ ̣--an underdot is used in Rheinische Dokumenta and in Hebrew, Indic and Arabic transcription </Li> <Li> ◌ ◌--interpunct </Li> <Li> tittle, the superscript dot of the modern lowercase Latin i and j </Li> <Li> ◌ ̈--diaeresis or umlaut </Li> <Li> ◌ ː--triangular colon, used in the IPA to mark long vowels . </Li> </Ul> </Li> <Li> curves <Ul> <Li> ◌ ̆--breve </Li> <Li> ◌ ̑ - inverted breve </Li> <Li> ◌ ͗--sicilicus, a palaeographic diacritic similar to a caron or breve </Li> <Li> ◌ ̃--tilde </Li> <Li> ◌ ҃--titlo </Li> </Ul> </Li> <Li> vertical stroke <Ul> <Li> ◌ ̩--syllabic a subscript vertical stroke is used in IPA to mark syllabicity and in Rheinische Dokumenta to mark a schwa </Li> </Ul> </Li> <Li> macron or horizontal line <Ul> <Li> ◌ ̄--macron </Li> <Li> ◌ ̱--underbar </Li> </Ul> </Li> <Li> overlays <Ul> <Li> ◌ ⃓--vertical bar through the character </Li> <Li> ◌ ̷--slash through the character </Li> <Li> ◌ ̵--crossbar through the character </Li> </Ul> </Li> <Li> ring <Ul> <Li> ◌ ̊--overring </Li> </Ul> </Li> <Li> superscript curls <Ul> <Li> ◌ ̓--apostrophe </Li> <Li> ◌ ̉--hoi (Vietnamese dấu hỏi) </Li> <Li> ◌ ̛--horn (Vietnamese dấu móc) </Li> </Ul> </Li> <Li> subscript curls <Ul> <Li> ◌ ̦--undercomma </Li> <Li> ◌ ̧--cedilla </Li> <Li> ◌ ̡ ◌ ̢--hook, left or right, sometimes superscript </Li> <Li> ◌ ̨--ogonek </Li> </Ul> </Li> <Li> double marks (over or under two base characters) <Ul> <Li> ◌ ͝ ◌--double breve </Li> <Li> ◌ ͡ ◌--tie bar or top ligature </Li> <Li> ◌ ᷍ ◌--double circumflex </Li> <Li> ◌ ͞ ◌--longum </Li> <Li> ◌ ͠ ◌--double tilde </Li> </Ul> </Li> <Li> double sub / superscript diacritics <Ul> <Li> ◌ ̧ ̧ - double cedilla </Li> <Li> ◌ ̨ ̨ - double ogonek </Li> <Li> ◌ ̈ ̈ - double diaeresis </Li> </Ul> </Li> </Ul> <Li> accents (so called because the acute, grave, and circumflex were originally used to indicate different types of pitch accents in the polytonic transcription of Greek) <Ul> <Li> ◌ ́--acute (Latin apex) </Li> <Li> ◌ ̀--grave </Li> <Li> ◌ ̂--circumflex </Li> <Li> ◌ ̌--caron, wedge (Czech háček) </Li> <Li> ◌ ̋--double acute </Li> <Li> ◌ ̏--double grave </Li> <Li> ◌ ̃ - tilde </Li> </Ul> </Li> <Ul> <Li> ◌ ́--acute (Latin apex) </Li> <Li> ◌ ̀--grave </Li> <Li> ◌ ̂--circumflex </Li> <Li> ◌ ̌--caron, wedge (Czech háček) </Li> <Li> ◌ ̋--double acute </Li> <Li> ◌ ̏--double grave </Li> <Li> ◌ ̃ - tilde </Li> </Ul>

- mark a symbol placed above or below a character or letter