The Collaborative International Dictionary of English v.0.48:

Snift \Snift\, v. i. [imp. & p. p. Snifted; p. pr. & vb. n.
   Snifting.] [From Sniff.]
   1. To snort. [Obs.] "Resentment expressed by snifting."
      --Johnson.
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   2. To sniff; to snuff; to smell.
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            It now appears that they were still snifing and
            hankering after their old quarters.   --Landor.
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The Collaborative International Dictionary of English v.0.48:

Snift \Snift\, n.
   1. A moment. [Prov. Eng.] --Halliwell.
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   2. Slight snow; sleet. [Prov. Eng.] --Halliwell.
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The Collaborative International Dictionary of English v.0.48:

Sniff \Sniff\, v. i. [imp. & p. p. Sniffedor Snift; p. pr. &
   vb. n. Sniffing.] [OE. sneven; akin to snivel, snuff; cf.
   Dan. snive to sniff. See Snuff, v. t.]
   To draw air audibly up the nose; to snuff; -- sometimes done
   as a gesture of suspicion, offense, or contempt.
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         So ye grow squeamish, gods, and sniff at heaven. --M.
                                                  Arnold.
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