痛む (itamu) means “ache, hurt” | MotiTan Japanese Dictionary

More examples

冷たい水を飲むと、歯が痛みます。tsume ta i mizu o no mu to ha ga ita mi ma su

My tooth hurts when I drink cold water.

長く歩いた後、足の裏が痛みます。naga ku aru i ta ato ashi no ura ga ita mi ma su

The soles of my feet ache after walking for a long time.

Expresses the experience of having a steady pain in a specific part of the body.

疼くuzuku: To have a throbbing or tingling pain in a particular part of the body.

身体のある部分に痛みが続いて感じられる。shin tai no a ru bu bun ni ita mi ga tsuzu i te kan ji ra re ru

痛む (itamu) is a native Japanese verb associated with 痛い (itai, "painful"), but its older word formation is not securely established.

The Japanese verb 痛む (itamu) covers a range of bodily pain, whereas English ache usually suggests a continuing pain and hurt has broader uses.