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"Eso" is a form of "eso", a pronoun which is often translated as "that". "Mas" is a form of "mas", a conjunction which is often translated as "but". Learn more about the difference between "eso" and "mas" below.
eso(
eh
-
soh
)
A pronoun is a word that stands in for a noun (e.g., she).
pronoun
a. that
Eso fue lo que me dijo.That's what he told me.
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mas(
mahs
)
A conjunction is a word that connects words, phrases, clauses, or sentences (e.g., The cat and the dog slept.).
conjunction
1.
A word or phrase restricted in usage to literature or established writing (e.g., sex, once upon a time).
(literary)
(contrasting)
a. but
Soy un caballero valiente, mas no soy agresivo.I am a valiant knight, but I am not aggressive.
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