Vous avez cherché: codeudor solidario (Espagnol - Anglais)

codeudor
joint obligor

ser solidario
maintain the commitment

 codeudor;
 a co-debtor,

deudor solidario
joint debtor

abrazo solidario.
we stand in solidarity.

turismo solidario:
inclusive tourism:

el deudor principal o un codeudor;
the principal debtor or a co-debtor;

c el deudor/codeudor es insolvente.
c debtor/co-debtor is insolvent.

el codeudor (artículo 4, apartado 2, del presente reglamento)
co-debtor (article 4(2) of this regulation)

teniendo en cuenta la estrecha relación existente entre el contrato de crédito y la fianza en garantía de su ejecución, así como el hecho de que la persona que se compromete a garantizar el reembolso de una deuda puede tener la condición de codeudor solidario o de fiador, no
furthermore, since the directive is designed to protect only consumers, a guarantee comes within the scope of the directive only where, in accordance with the first indent of article 2, the guarantor has entered into a commitment for a purpose which can be regarded as unconnected with his trade or profession.

responsabilidad solidaria
joint and several liability