This is the 12003rd most frequent Spanish word.
incumplirá
"Incumplirá" means "will not fulfill" or "will breach."
The word 'incumplirá' is used here in the future tense to indicate that Pedro will not fulfill his agreement.
Si Pedro no entrega su trabajo a tiempo, incumplirá el acuerdo que tenía con su jefe.
If Pedro doesn't deliver his work on time, he will breach the agreement he had with his boss.
The word 'incumplirá' is expressed in the subjunctive to describe Maria's concern of a potential breach by the company.
Maria tiene miedo de que la empresa incumpla el contrato firmado.
Maria is afraid that the company might breach the signed contract.
Here, 'incumplirá' is explained in a general sense, indicating the negative consequences of not fulfilling promises.