This is the 7037th most frequent Spanish word.
enre
It seems "enre" is a typo or uncommon. Perhaps you meant "entre," which means "between" or "among."
used as a preposition meaning 'among'
Entre todos elegimos un regalo.
Among all of us, we chose a gift.
used as a root in the verb 'entrar' meaning 'to enter'
Cierra la puerta al entrar.
Close the door when entering.
used as a preposition meaning 'between'