As nouns the difference between slud and sud
is that slud is a rapid soil creep, especially referring to downslope soil movement in periglacial areas while sud is a bubble of lather or foam (the singular of suds).
slud
English
Noun
(en-noun)
(geology) A rapid soil creep, especially referring to downslope soil movement in periglacial areas.
Synonyms
* (rapid soil creep) sludging, soil flow, soil fluction, solifluction.
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sud
English
Noun
(
en noun)
(informal) A bubble of lather or foam (the singular of suds).
Derived terms
* soapsud
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