The tongue goes to where the tooth aches.

Understand the thought

Meaning in plain English

Attention often returns to a source of discomfort. Notice whether revisiting it helps you understand or address the problem, or merely keeps the irritation in view.

What the words are saying

The tongue repeatedly finds the aching tooth, even though touching it may provide no useful solution. The image can describe a person returning mentally to an unresolved difficulty. That attention may be informative: something needs care, clarification or a decision. It can also become repetitive without producing a next step. A useful response distinguishes the practical problem from the habit of checking it again. The proverb is not a diagnosis or treatment instruction. It offers a familiar image for asking what attention is accomplishing in a particular situation.

Everyday example

Someone turns repeated worry about an unclear message into one polite question rather than rereading it throughout the day.

When to use it

Use it to examine repeated attention to an unresolved irritation.

Agent-assisted editorial interpretation. This explains the words; it does not by itself verify their author or earliest origin.