This is the 3591st most frequent Portuguese word.
reerguer
To lift or raise again; to rebuild or restore.
Here, "reerguer" means to physically rebuild or reconstruct something that was previously destroyed.
Depois do terremoto, tivemos que reerguer as casas destruídas.
After the earthquake, we had to rebuild the destroyed houses.
In this sentence, "reerguer" is used metaphorically to signify regaining or restoring something abstract, like confidence.
Foi necessário reerguer a confiança da equipe após a derrota.
It was necessary to restore the team's confidence after the defeat.
Here, "reerguer" implies rebuilding or recovering something personal and significant, such as a career.