Expressing hesitation or inarticulacy; er, um, pronoun_ informal, Internet, text messaging your, phrase_ informal, Internet, text messaging you're, you are

Underwater, up quark, adjective_ (chiefly British) of or appropriate to the upper classes especially in language use, pronoun_ abbreviation, slang, text messaging, Internet you (in text messaging and internet conversations), noun_ The twenty-first letter of the basic modern Latin alphabet, A grade that indicates an unsatisfactory status, The 21st letter of the modern English alphabet

Internet, text messaging thank you

An abbreviation for Out of Office, a phrase often used in professional contexts to indicate that someone is unavailable for work (usually because they are on vacation), An abbreviation for hugs, usually placed at the end of a letter or in text messaging; often placed alongside xxx