A diacritical mark ( ´ ) that can be placed above a number of letters in many languages of the Latin, Greek and Cyrillic writing systems.
Any small dot, stroke, or diacritical mark, especially if part of a letter, or if a letter-like abbreviation; in particular, the dots over the Latin letters i and j.
A small, insignificant amount (of something); a modicum or speck.
To chatter.