is souring
Presente progresivo para el sujetohe/shedel verbosour.

sour

That's what is souring your insides, isn't it?
Eso es lo que te amarga.
It may be that if we are to deal with the Chechnya issue, which is souring relations between us, we need to provide a working group to plod on with the task in cooperation with Russia.
Es posible que para resolver la cuestión chechena, que está enturbiando nuestras relaciones con Rusia, tengamos que constituir un grupo de trabajo para reforzar la cooperación con Rusia.
This transition involves the risk of developing a Xanthippe, who is souring, aggrieved, irritated, reacting furiously to her partner Socrates who is paying no attention, ignoring, not adapting his behaviour to her new situation.
Esta transición implica el riesgo de desarrollar un Xantipa, la cual estaba amargada, agraviada, irritada, reaccionando con furia a su pareja Sócrates que no le prestaba atención, ignorando, sin adaptar su conducta a esta nueva situación.
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