THESAURUS
punctuation
alphabet, ampersand, angle brackets, apostrophe, braces, colon, comma, dash, decimal point, diacritical mark, diagonal, dot, ellipsis, end stop, exclamation mark, full stop, hyphen, letter, parens, parentheses, period, point,
punctuation marks, question mark, quotation marks, quotes, reference, reference mark, semicolon, single quotes, solidus, stop, tittle, virgule, writing system, written character
ROGET THESAURUS
punctuation
Grammar
N
grammar, accidence, syntax, praxis,
punctuation, parts of speech, jussive, syllabication, inflection, case, declension, conjugation, us et norma loquendi, Lindley Murray, correct style, philology.