| apostrophe | a punctuation mark generally used in order 1) to show the omission of one or more letters in a contraction, and 2) to show ownership or possession
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| colon | a punctuation mark that begins a formal list, separates closely related main clauses, and marks a formal appositive
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| comma | a punctuation mark whose three most common uses are to 1) introduce a main clause, 2) mark non-essential word groups, and 3) divide main clauses.
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| dash | a punctuation mark used for a variety of purposes, but most often to begin a series or interrupt a thought
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| hyphen | a punctuation mark used to join words and show where words are divided into syllables
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| quotation marks | punctuation marks most often used to enclose spoken or written words
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| semicolon | a punctuation mark used to divide (or link) main clauses without using a coordinating conjunction (and/but) and to separate word groups in a series that contains commas
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