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Suffix · forms adjectives

-ulent / -uous

Means "full of" or "abundant in that quality": turbulent, virulent, fraudulent.

In Spanish: -ulento / -uosoIntermediate

Written by Bryan López, English teacher · Updated

What this suffix does

-ulent means "full of": turbulent = full of turbulence, virulent = full of poison (very harmful or aggressive), fraudulent = full of fraud, succulent = full of juice.

The -uous variant: same meaning

ambiguous, continuous, conspicuous, meticulous follow the same "full of that quality" idea, just with a different ending.

How it is formed

Latin root (substance or quality) + ulent or + uous.

  • root + ulent (full of that substance)
    turb (agitation) = turbulentvir (poison) = virulentsucc (juice) = succulentfraud = fraudulentcorp (body) = corpulent
  • root + uous (having that quality)
    sens (sense) = sensuousstrenu (active) = strenuousambi (two) = ambiguouscontinu = continuousconspici = conspicuous
  • variant -ulous (further roots)
    metic (fear) = meticulousnebul (mist) = nebulousscruple = scrupulouspopul = populous

The variant -ulous (meticulous, nebulous, scrupulous) shares the same origin. Corresponding nouns: turbulent → turbulence, virulent → virulence, ambiguous → ambiguity, conspicuous → conspicuousness, meticulous → meticulousness.

How it is pronounced

-ulent / -uous/jʊlənt/ or /juəs/ · 'YOOL-ent' or 'YOO-us'

Tap the button to hear how the ending sounds. Each word in the table has its own audio.

Examples

  • turb (agitation)turbulentThe plane hit some turbulent weather over the mountains.
  • vir (poison)virulentThe virus is highly virulent and spreads fast.
  • succ (juice)succulentThe steak was juicy and succulent.
  • fraudfraudulentThe company was fined for fraudulent advertising.
  • sens (sense)sensuousThe dancer's movements were slow and sensuous.
  • strenu (active)strenuousHiking that mountain is pretty strenuous.
  • ambi (two)ambiguousHis answer was ambiguous, I still don't know what he meant.
  • continucontinuousThe machine runs on continuous power all day.
  • conspici (see)conspicuousShe felt conspicuous in her bright red coat.
  • metic (fear)meticulousHe's meticulous about keeping his notes organized.

Common mistakes

confusing "sensuous" and "sensual"
"sensuous" = appealing to the senses aesthetically; "sensual" = with physical/erotic connotations

"a sensuous piece of music" = aesthetically pleasing to the ear. "sensual pleasure" = physical or erotic pleasure. Using "sensual" for music can sound odd in some contexts; "sensuous" is more precise and literary.

"conspicuous" = suspicious
"conspicuous" = clearly visible, standing out, attracting attention

"conspicuous" comes from "conspicere" (to see clearly). Not suspicious: it means very noticeable. "conspicuous by its absence" = very notable for not being there.

"strenuous" and "stressful" are synonyms
"strenuous" = requiring great physical effort; "stressful" = causing anxiety or stress

"strenuous exercise" = exercise requiring great effort. "a stressful situation" = one causing anxiety. An activity can be strenuous without being stressful (a hard but mentally calming run).

A trick to remember it

Picture a glass overflowing with something: turbulent = overflowing with turbulence, virulent = overflowing with poison, succulent = overflowing with juice. The suffix always means "so full it spills over".

Practise what you learned

Exercise 1 · Form the word

"A ___ situation" = a chaotic, unsettled situation: turb___

Hint: turb + ulent = ?

Exercise 2 · Pick the right one

What is the difference between "sensuous" and "sensual"?

Exercise 3 · Pick the right one

"Conspicuous" means...

Frequently asked questions

What does the suffix -ulent / -uous mean in English?

The suffix -ulent / -uous means "full of" or "abundant in that quality": turbulent, virulent, fraudulent. In Spanish it usually maps to -ulento / -uoso.

How do you pronounce -ulent / -uous?

The ending -ulent / -uous is pronounced /jʊlənt/ or /juəs/ · 'YOOL-ent' or 'YOO-us'. For example, "turbulent".

Can you give an example of a word with -ulent / -uous?

"turb (agitation)" becomes "turbulent". It is a typical example of the -ulent / -uous suffix.

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