[Cross-Post] Tomorrow, September 20th, far-right, conservative and anti-trans groups are organizing protests against teaching 2SLGBTQIA+ content in schools.
"They are missing letters" would be the correct use of "they/them" pronouns. "They/them" isn't a new pronoun, its a signal that you can use "they" OR "them" wherever appropriate. Good on you for trying, though. Cheers.