The two languages one is actually quite interesting. The other stuff is pretty ordinary privilege.
Getting an abortion
Every time the rich get one the conservatives are suddenly okay with it
English speaking majority monolingual countries who don't travel much (US, UK, etc.)
Generally means you're an immigrant, and not the "good" kind. Unless you otherwise seem wealthy in which case you're "worldly" or whatever. Also depends on the language. French, German, Swedish or something would be overall seen more positively - Spanish, Chinese, Portuguese more negative.
Immigrants. If you're a poor and/or undocumented person, especially second generation, you'll speak two languages as a matter of your upbringing; and the majority race will see you as trash, a reminder they are lesser than you in some way because you have more skills despite being lower in the hierarchy.
Being from a non-English-speaking country, it really took a moment to process what they're even trying to say. Everyone below a certain age speaks two languages here. It's so normal that I wouldn't even describe anyone as "speaking two languages"...
I caught it right away, but as a bilingual polish-english speaker with enough french to be annoying to locals in France I get what you mean, and I pity the fools.
Any more than 2 languages and it seems like it's your job. Not classy.
Renting, getting a loan... Frankly, "seeming trashy" is a class signifier, what does seem trashy if you're rich but is also trashy if you're poor?
Buying something that has the modicum luxury, like a nice car, designer purse, iphone, or steak at the grocery store.