earmark
verbUK /ˈɪəmɑːk/
US /ˈɪrmɑːrk/
To earmark something means to save it or set it aside for a special use.
The teacher earmarked some books for the new reading corner.
OTHER MEANINGS
2. A mark or cut on the ear of an animal that shows who owns it.
The farmer put an earmark on the sheep so everyone knew it was his.
3. A special quality or sign that shows what something is like.
Loud laughter was the earmark of the happy family.
4. To mark the ear of an animal to show ownership.
They earmarked the young goats before letting them out to graze.