Non-Verbal Communication in Dementia: Staying Connected When Words Are Gone

At some point, the words may start to slip away, not all at once, usually, but gradually, until conversation becomes something you have to work at together rather than something that just happens. This doesn't mean the person is gone, or that they've stopped understanding. It means how you connect has to change.

What “non-verbal” actually means

It's not a diagnosis and it doesn't happen overnight. As dementia progresses, the parts of the brain that manage language can be affected, and someone may gradually lose the ability to find words, follow conversation, or speak in full sentences. Eventually, for some people, spoken language reduces to a few words or is lost almost entirely.

This is a change in how they communicate, not a loss of what they feel. People in the later stages of dementia can often still understand gestures, facial expressions, tone of voice, and touch, even once words are largely gone.

One detail worth knowing

If the person grew up speaking more than one language, they may lose the language they learned later in life first, and eventually communicate mainly or only in their first language. If you don't speak it, this can be disorientating for both of you, it isn't confusion on their part, it's simply which language the brain is still holding onto.

What they can still communicate

• Facial expression and body language often stay expressive long after words go, a furrowed brow, a smile, leaning away, can tell you a great deal.
• Tone of voice registers even when the words in a sentence don't, your calm matters more than what you actually say.
• Touch, when welcomed, can reassure in a way words no longer can, a hand held, a hand on a shoulder.
• Sounds without words, humming, sighing, calling out, are still a form of communication, worth paying attention to rather than dismissing.

Practical ways to stay connected

• Slow down, and don't rush to fill every silence, give them time to respond in whatever way they can.
• Use short, simple sentences, and back them up with gesture or pointing to what you mean.
• Get down to their eye level and keep your own expression warm and unhurried, they may be reading your face more than your words.
• Familiar music, a favourite photo, or a well-known object can open a connection that conversation no longer can.
• Notice what their body is telling you, restlessness, grimacing, or pulling away can be their way of saying something's wrong, especially once words aren't available to say it directly.

One safety note

A gradual reduction in speech over months, as described above, is a normal part of dementia progressing. A sudden loss of speech, someone who was talking normally yesterday and can't find words today, is different, and can be a sign of delirium, infection, or a medical emergency like a stroke. That needs same-day medical attention, not a wait-and-see approach. If it's sudden confusion you're seeing rather than a gradual change, read about delirium and UTIs here →

For the wider picture on communication and behaviour changes in dementia, including sundowning and managing agitation, see our main Communication and Behaviour Changes guide →

A word from The Care Compass

Losing the shared language of conversation is a real grief of its own, even while the person is still there. You're not failing to reach them if words no longer work, the connection can still be real, it just travels a different way now.

This article is for general guidance only and does not constitute medical advice. For any sudden change in speech or understanding, speak to a GP or specialist directly.

You don’t have to navigate it alone.