I kind of like this one... the only thing that makes me stumble is the spelling. I'm sure it would make other people stumble as well. Therefore I prefer it as a middle name.
I would pronounce it ah-LIE-dah.
Middle name suggestions:
Aleida CarolineAleida CarineAleida CeciliaAleida CharlotteAleida DianeAleida HelenAleida HenrietteAleida JosephineAleida JustineAleida LeonoreAleida LisanneAleida LouiseAleida PaulineAleida RuthAleida Sophie