Verified answer

aun= adverb= even

aun asi= even so

Aun asi, no lo puedo hacer. EVEN SO , I cannot do it.

Lloro aun cuando veo comedias. I EVEN cry when I watch comedies.

aún= synonym is todavía= adverb= still, yet

action or status is continuing

Aún está lloviendo. It is STILL raining.

Todavía está lloviendo. It is STILL raining.

Aún no se si pase la prueba. I don't know YET if I passed the test.

aun and todavia represent an action that has not occurred yet. Both can be used interchangeably.

Mauricio goes hard.