They (singular). Gender-neutral third-person singular subject pronoun, coordinate with gendered pronouns he and she. (pronoun)
Wiktionary.org : Text is available under the Creative Commons Attribution-ShareAlike License
Use "xe" in a sentence
"Or ask any one of the ubiquitous motorbike taxi drivers (called xe om in Vietnamese) to take you to his favorite pho spot."
"With their ATM card, the one that is devoid of any Visa or Mastercard logo on the front, you can go to ANY bank, and not be charged fees, and there exchange rates usually are equal to or better than the daily mid-market rate posted by xe. com."
"“You can employ [...] some stupid made-up gender-neutral pronoun of your own devising like xe.”"