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"Avoid" is a transitive verb which is often translated as "evitar", and "evade" is a transitive verb which is often translated as "evadir". Learn more about the difference between "avoid" and "evade" below.
avoid(
uh
-
voyd
)A transitive verb is a verb that requires a direct object (e.g., I bought a book.).
evade(
ih
-
veyd
)A transitive verb is a verb that requires a direct object (e.g., I bought a book.).
1. (to avoid)
a. evadir 
The criminal evaded capture for months, but the police finally found him.El criminal evadió ser capturado durante meses, pero la policía finalmente lo encontró.
b. eludir 
I don't know Ben's opinion on the issue because he evaded the question.No sé qué opina Ben sobre el tema porque eludió la pregunta.
2. (to shirk)