earmark

nouns

identification mark on the ear of a domestic animal
earmark
is a type of (narrower)
a distinguishing symbol
"the owner's mark was on all the sheep"
mark, marker, marking
a distinctive characteristic or attribute
earmark, hallmark, stylemark, trademark

verbs

give or assign a resource to a particular person or cause
"I will earmark this money for your research"; "She sets aside time for meditation every day"
allow, appropriate, earmark, reserve, set aside