(1) A singular character from the Latin alphabet used to
represent one sound used in speech.
If you're literate, this should be common
knowledge.
(2) An envelope containing a written message in it, which is usually
delivered to friends and family.
But hardly anyone does that anymore in the 2020s. 🤷
--- example ---
𝗦𝗮𝗺𝘂𝗲𝗹 : "Hey,
Frederick! I sent you a letter last Friday.
Did you read it?"
𝗙𝗿𝗲𝗱𝗲𝗿𝗶𝗰𝗸 : "That's incredibly
ironic coming from a 16 year-old like you."
𝗦𝗮𝗺𝘂𝗲𝗹 : "It is?"