The phrase "articulate because of" is correct and usable in written English.
You can use it to explain the reason for someone's ability to express themselves clearly or effectively.
Example: "She was articulate because of her extensive training in public speaking."
Alternatives: "eloquent due to" or "expressive as a result of".
Steele had to be articulate because for much of the 90 minutes a shock seemed totally unlikely.
Since Fleabag, I'm often asked about the big topics, feminism and stuff: "How do you feel about sex now?" "How do you feel about how it resonates with your audience?" I find it really hard to articulate because the best articulation of it is Fleabag.
She is educated and articulate, but because of her heroin addiction she has never managed to hold down jobs for long.
It's as if her support in itself washes away the errors that they made when in power, and says something substantial about the changes the party must somehow have made in order to regain Duffy's trust – changes that Labour politicians cannot articulate because they have not yet thought of them.
Every beat is articulated, and because of the upward guitar strokes and the fast, ungainly drumbeat combinations, the rhythm sounds like rising rather than landing — as if the beats were being pulled upward out of the drums.
Out there in the wider world, individual experiences of schizophrenia become harder to articulate because the bar for exactitude has been set so high.
Eric Hill, a veteran who lives in Des Moines, said he likes him because he's "articulate and middle-of-the-road".
I wasn't too good at articulating it, because really there wasn't anything to articulate.
Cindy, however, still looks good, however stressed and tired she gets; she clearly both regrets what she has given up in career terms and is perplexed at Dean's own lack of drive, but can't articulate any of this because of a guilty, anxious appreciation of the selfless and romantic gesture Dean made in marrying her.
I was finding it near impossible to articulate any of my distress because my vocabulary and ability to construct complex sentences capable of capturing nuance seemed to have been fatally compromised.
