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"That's why" is a phrase which is often translated as "por eso", and "that is why" is a phrase which is often translated as "por esa razón". Learn more about the difference between "that's why" and "that is why" below.
that's why(
thahts
 
way
)
A phrase is a group of words commonly used together (e.g., once upon a time).
phrase
a. por eso
Mom, I lost my phone. - That's why you need to be careful with your things.Mamá, perdí mi celular. - Por eso debes tener cuidado con tus pertenencias.
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that is why(
thaht
 
ihz
 
way
)
A phrase is a group of words commonly used together (e.g., once upon a time).
phrase
a. por esa razón
I don't like this job and I don't feel comfortable here any longer. That is why I'm thinking of resigning.No me gusta este trabajo y ya no me siento cómoda aquí. Por esa razón estoy pensando en renunciar.
b. esa es la razón por la que
You lie too much! That is why nobody trusts you anymore.¡Mientes demasiado! Esa es la razón por la que ya nadie confía en ti.
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