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Suffix · forms adjectives

-lipped

having lips (or speech habits) of a specified character; describing secretiveness, expressiveness, or the restraint of speech

In Spanish: de labios / de boca / reservado / calladoLiterary

Written by Bryan López, English teacher · Updated June 2026

What this suffix does

-lipped forms compound adjectives that use the lips — the physical gateway of speech — to describe how much a person reveals, how they express emotion, and how tightly they control what they say. Tight-lipped, thin-lipped, loose-lipped, stiff-lipped — each compound uses the posture or character of the lips as a signal of the person's internal state and communicative intentions. These compounds are among the most visually precise in English: they make facial expression into character analysis. The lips are the hinge between the inner world and the spoken word.

How it is pronounced

-lipped

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Examples

Base word
With -lipped
In a phrase
  • tighttight-lippedThe tight-lipped minister refused to confirm or deny any of the allegations at the press conference.
  • thinthin-lippedShe listened to the entire complaint with thin-lipped disapproval, not interrupting once.
  • looseloose-lippedThe loose-lipped consultant had shared confidential details with a competitor at an industry dinner.
  • stiffstiff-lippedHe accepted the news of the failure stiff-lipped, revealing nothing of the devastation he felt.
  • fullfull-lippedThe full-lipped smile in the portrait suggested warmth and accessibility that the subject's later career would contradict.

Common mistakes

tight-lipped = angry
tight-lipped = deliberately withholding information; refusing to speak

"Tight-lipped" specifically describes the withholding of information — deliberate silence or refusal to comment. It does not necessarily mean angry. A tight-lipped response can be neutral, defensive, cautious, or professional. A politician who is tight-lipped about a policy may be angry or may simply be strategic. The compound describes the behaviour, not the emotion behind it.

thin-lipped = a neutral description of physical lip shape
thin-lipped in context almost always signals disapproval or cold displeasure

"Thin-lipped" refers to the way the lips press together when a person is suppressing strong disapproval or controlled anger. It is a highly visual image of emotion held back: the pressed-thin lips are a sign of displeasure that is not being expressed verbally. While some people have naturally thin lips, in literary use "thin-lipped" almost always implies a particular expression of controlled negative emotion.

A trick to remember it

The lips are where speech begins. -lipped compounds therefore say something about the relationship between a person's inner state and what they allow to leave their mouth. "Tight-lipped" and "stiff-lipped" describe the control and suppression of expression; "loose-lipped" describes the failure of that control. "Thin-lipped" describes the visible trace of suppressed emotion — the emotion that is held back but can be read in the face anyway. These compounds are particularly powerful in narrative writing because they allow a reader to see what a character is feeling without being told directly.

Practise what you learned

Exercise 1 · Form the word

Fill in: "The spokesperson gave a ___ response, repeating only that the investigation was ongoing." (deliberately withholding information; refusing to say more than the minimum)

Hint: Tight + lipped = whose lips are held tight; who says as little as possible.

Exercise 2 · Pick the right one

"The thin-lipped approval of the committee was the most the team could expect." What does "thin-lipped" suggest here?

Exercise 3 · Form the word

Fill in: "The ___ aide had inadvertently given journalists more than he realised during what he thought was an off-the-record conversation." (speaking too freely; failing to control what is revealed)

Hint: Loose + lipped = whose lips are loose; who speaks too freely and reveals too much.

Frequently asked questions

What does the suffix -lipped mean in English?

The suffix -lipped having lips (or speech habits) of a specified character; describing secretiveness, expressiveness, or the restraint of speech In Spanish it usually maps to de labios / de boca / reservado / callado.

Can you give an example of a word with -lipped?

"tight" becomes "tight-lipped". It is a typical example of the -lipped suffix.

Other useful suffixes

  • -faced

    having a face (or manner of presenting oneself) of a specified character; describing expression, tone, or moral boldness

  • -spoken

    speaking in a specified way, with a particular style, tone, or degree of openness

  • -tongued

    speaking in a specified way; having a tongue with a particular quality of persuasion, sharpness, or deception

Learn every English suffix

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