estalviaran

form-of future indicative plural third-person

これは「estalviar」という動詞の第三人称複数未来直説法の活用形です。

English Meaning

third-person plural future indicative form of estalviar

Si treballen de forma constant, estalviaran prou per comprar una casa en pocs anys.

もし彼らが継続して働けば、数年で家を買うのに十分なお金を貯めるでしょう。

If they work consistently, they will save enough to buy a house in a few years.