ellos fallan

fail

→ fallar
fall to fail + an 3rd-person plural present (indicative or subjunctive)
verb · third plural · present indicative Rare #42,470
fail
SP: Los estudiantes fallan el examen porque no estudiaron.
EN: The students fail the exam because they did not study.
Conjugation of fallar
Indicative present
SingularPlural
First fallo
Third falla fallan
Subjunctive present
SingularPlural
First fallo
Second falles
Third falla fallan

Donde las palabras fallan, la música habla.

Where words fail, music speaks.

Si fallan será una tragedia.

If they fail, it will be a tragedy.

— Salyut-7: Héroes en el espacio (2017)

A veces fallan.

Sometimes they fail.

— Hermano 2 (2000)

Las palabras me fallan, señor Campbell.

Words fail me, Mr. Campbell.

— Mother Night (1996)

Muchos políticos fallan en mantener sus promesas.

Many politicians fail to keep their promises.