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"Espadas" is a form of "espadar", a transitive verb which is often translated as "to swingle". "Oro" is a form of "oro", a noun which is often translated as "gold". Learn more about the difference between "espadas" and "oro" below.
espadar
A transitive verb is a verb that requires a direct object (e.g., I bought a book.).
1. (general)
a. to swingle
Después de cosechar y secar los tallos de lino, eran espadados para separar las fibras.After harvesting and drying flax stems, they were swingled to separate fibers.
el oro(
oh
-
roh
)A masculine noun is used with masculine articles and adjectives (e.g., el hombre guapo, el sol amarillo).
a. gold
Hay una olla llena de oro al final del arco iris.There's a pot of gold at the end of the rainbow.