slither
slit·her
verb
1.
Origin
From Middle English slitheren, alteration of slideren (“to slither, creep”), from Old English slidrian (“to slip, slide, slither”), from Proto-West Germanic *slidrōn (“to slide, slither”), from Proto-Indo-European *sleydʰ- (“to slip”), equivalent to slide + -er (frequentative suffix). Cognate with Dutch slidderen (“to slip, wriggle, slither”), German schlittern (“to slither, skid”). More at slide.
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WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). CMU Pronouncing Dictionary. WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.