This is the 11230th most frequent Spanish word.
enorgullece
"Enorgullece" means "makes proud."
In this sentence, the verb 'enorgullece' reflects an action that causes pride to a group (the community).
Es algo que enorgullece a toda la comunidad.
It is something that makes the entire community proud.
Here, 'enorgullece' describes the act of feeling pride specifically that the subject personally experiences.
Cuando alcanzas tus metas, eso te enorgullece.
When you achieve your goals, that makes you proud.
In this usage, 'enorgullece' is expressing how someone (the teacher) is made to feel pride due to another's success.