-they challenge
The word impugnan is the present form of impugnar in the third person plural.
See the full impugnar conjugation


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A transitive verb is a verb that requires a direct object (e.g. I bought a book.).
transitive verb
1. (legal)
a. to challenge
El abogado decidió impugnar la decisión del jurado si esta era negativa.The lawyer decided to challenge the jury's decision if it were to be negative.
b. to contest
El abogado del acusado impugnó el veredicto con nueva evidencia.The defendant's attorney contested the verdict with new evidence.
c. to impugn
A word or phrase used to refer to the second person formal “usted” by their conjugation or implied context (e.g. usted).
El testimonio adverso del testigo fue suficiente para impugnar la inocencia de la acusada.The adverse testimony of the witness was enough to impugn the defendant's innocence.
2. (to contradict)
a. to refute
Helene impugnó la versión de su vecino acerca de la supuesta fiesta escandalosa de la noche anterior.Helene refuted her neighbor's version of the alleged scandalous party held the previous night.
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A transitive verb is a verb that requires a direct object (e.g. I bought a book.).
transitive verb
1. (general)
a. to contest, to challenge
Copyright © 2006 Harrap Publishers Limited
transitive verb
[+decisión, fallo] to contest; challenge; [+teoría] to refute; [+motivos, testimonio] to impeach
DOCE ORGANIZACIONES IMPUGNAN ELECCIONES POLACAS Impugnaremos la ley por inconstitucional
Collins Complete Spanish Electronic Dictionary © HarperCollins Publishers 2011
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