What's the difference between
and
Enter two words to compare and contrast their definitions, origins, and synonyms to better understand how those words are related.

Smudge vs Sludge - What's the difference?

smudge | sludge |

As nouns the difference between smudge and sludge

is that smudge is a blemish; a smear while sludge is a generic term for solids separated from suspension in a liquid.

As verbs the difference between smudge and sludge

is that smudge is to obscure by blurring; to smear while sludge is to slump or slouch.

As an initialism SLUDGE is

a mnemonic ("salivation, lacrimation, urination, defecation, gastrointestinal upset, emesis") used to identify the common symptoms of certain affections of a cholinergic toxidrome.

smudge

English

Etymology 1

Noun

(en noun)
  • A blemish; a smear.
  • There was a smudge on the paper.
  • Dense smoke, such as that used for fumigation.
  • (Grose)
  • (US) A heap of damp combustibles partially ignited and burning slowly, placed on the windward side of a house, tent, etc. to keep off mosquitoes or other insects.
  • (Bartlett)
    Synonyms
    * blur, smear, stain

    Etymology 2

    From (etyl) smogen.

    Verb

    (smudg)
  • To obscure by blurring; to smear.
  • To soil or smear with dirt.
  • To use dense smoke to protect from insects.
  • To stifle or smother with smoke.
  • (North American Indigenous) To burn herbs as a cleansing ritual.
  • Synonyms
    * (to obscure by blurring) blur, smear * (to soil or smear with dirt) smutch, soil * (to use smoke against insects) fumigate

    Anagrams

    *

    sludge

    English

    (wikipedia sludge)

    Noun

  • A generic term for solids separated from suspension in a liquid.
  • * {{quote-magazine, date=2013-06-29, volume=407, issue=8842, page=28, magazine=(The Economist)
  • , title= High and wet , passage=Floods in northern India, mostly in the small state of Uttarakhand, have wrought disaster on an enormous scale.
  • A residual semi-solid material left from industrial, water treatment, or wastewater treatment processes.
  • A sediment of accumulated minerals in a steam boiler.
  • A mass of small pieces of ice on the surface of a body of water.
  • (uncountable, music) sludge metal
  • Synonyms

    * (separated solids) mud, mire, ooze, slush

    Derived terms

    * activated sludge * oil sludge * sludge metal * sludgecore

    Verb

    (sludg)
  • (informal) to slump or slouch.
  • to slop or drip slowly.