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"Um" is an interjection which is often translated as "este", and "ea." is an abbreviation which is often translated as "c/u". Learn more about the difference between "um" and "ea." below.
um(
uhm
)An interjection is a short utterance that expresses emotion, hesitation, or protest (e.g., Wow!).
a. este (Latin America)
Regionalism used in Latin America: all the countries in South America, Central America, and the Caribbean. Does not include Spain.
Um... I have no idea what you're talking about.Este... no tengo ni idea de lo que estás hablando.