This is the 13837th most frequent Spanish word.
servirá
"Servirá" means "it will serve" or "it will be useful."
The word 'servirá' is used to denote future utility or function [future tense, third-person singular].
Este lapicero servirá para escribir la carta.
This pen will be useful for writing the letter.
In this case, 'servirá' expresses substitution or temporary function [future tense, third-person singular].
Servirá de reemplazo temporal mientras arreglan el principal.
It will serve as a temporary replacement while the main one gets fixed.
Here, 'servirá' indicates a conditional or hypothetical utility as an outcome of an action [future tense, third-person singular].