stemming

2. In language studies, stemming means cutting a word down to its base form.

Stemming turns 'running' into 'run'.

3. In skiing, stemming is a way of turning by pushing the backs of the skis outward.

The beginner practiced stemming to slow down on the slope.

4. Stemming can mean removing the stems from fruit or plants.

She spent the morning stemming cherries for the pie.