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

1.
родственная душа, половинка
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.
Она верит, что наконец нашла свою родственную душу.
•
They say everyone has a soulmate out there.
Говорят, у каждого есть родственная душа.