hubieran avergonzado
-they/you had embarrassed
Past perfect subjunctiveellos/ellas/ustedesconjugation ofavergonzar.

avergonzar

De todos modos, esas familias no podían comprar comidas preparadas y, además, se hubieran avergonzado de servir tal comida.
Those families could not afford prepared foods, but they would have been embarrassed to serve such food in any event.
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