soulmate
US /ˈsoʊl.meɪt/
UK /ˈsoʊl.meɪt/

1.
alma gemela
a person with whom one has a feeling of deep or natural affinity, especially in romantic relationships
:
•
She believes she has finally found her soulmate.
Ella cree que finalmente ha encontrado a su alma gemela.
•
They say everyone has a soulmate out there.
Dicen que todo el mundo tiene un alma gemela por ahí.