punc·tu·ate /ˈpʌŋkʧəˌwet/
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  Punc·tu·ate v. t. [imp. & p. p. Punctuated p. pr. & vb. n. Punctuating.]  To mark with points; to separate into sentences, clauses, etc., by points or stops which mark the proper pauses in expressing the meaning.
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  punctuate
       v 1: insert punctuation marks into [syn: mark]
       2: to stress, single out as important; "Dr. Jones emphasizes
          exercise in addition to a change in diet" [syn: stress,
          emphasize, emphasise, accent, accentuate]
       3: interrupt periodically; "Her sharp questions punctuated the
          speaker's drone"