Pronunciation: [slˈʌd͡ʒi] (IPA) 
The word "sludgy" is spelled with an "e" after the "dg" because it is pronounced with a soft "g" sound. The IPA phonetic transcription for "sludgy" is /ˈslʌdʒi/. The "dg" combination is pronounced as a "j" sound, followed by a short "i" sound, hence the spelling with an "e" at the end. The word "sludgy" is commonly used to describe a thick, dirty, and muddy substance or material.
Sludgy is an adjective used to describe something that has the characteristics of sludge. Sludge refers to a thick, sticky, and viscous substance that is typically formed from the combination of liquids and solids. When something is described as sludgy, it means that it resembles or possesses the consistency, texture, or appearance of sludge.
In terms of texture, sludgy often suggests a thick and heavy consistency that flows or moves with difficulty or sluggishness. It may feel viscous, mucky, or even gooey when touched or manipulated. This quality is often associated with the accumulation or mixture of various materials, such as sediment, mud, or residues, leading to the formation of a sludgy substance.
Sludgy can also be used metaphorically to describe something that lacks clarity, smoothness, or efficiency. For example, a sludgy prose or writing style refers to a text that is dense, convoluted, or difficult to follow. Similarly, sludgy music may refer to compositions that are heavy, slow, and characterized by a muddy or distorted sound.
Overall, sludgy describes the physical consistency of a substance as well as metaphorically suggesting a lack of clarity or sluggishness. Its usage depends on the context in which it is applied, but it generally implies a thick, sticky, and heavy nature that is often difficult to flow or move.
Miry; slushy.
Etymological and pronouncing dictionary of the English language. By Stormonth, James, Phelp, P. H. Published 1874.
* The statistics data for these misspellings percentages are collected from over 15,411,110 spell check sessions on www.spellchecker.net from Jan 2010 - Jun 2012.
The word "sludgy" emerged in the mid-19th century and is derived from the noun "sludge". "Sludge" originated around the same time, possibly as a variant of the word "slush", which has Old Norse roots. "Slush" originally referred to a mixture of melted snow and ice, but it eventually extended its meaning to include thick, muddy substances. Over time, "sludge" came into use to describe various types of thick, viscous matter, such as mud or waste materials. The adjective "sludgy" was then formed from "sludge", indicating something that resembles or is characterized by sludge.
