Contains

• line

  Text consisting of a row of words written across a page or computer screen; "the letter consisted...

• personal letter

  A letter dealing with personal affairs.

• address

  Written directions for finding some location; written on letters or packages that are to...

• invitation

  A request (spoken or written) to participate or be present or take part in something...

• letter of intent

  Any letter expressing an intention to take (or forgo) some action.

• business letter

  A letter dealing with business.

• covering letter

  A letter sent along with other documents to provide additional information.

• crank letter

  A hostile (usually anonymous) letter.

• encyclical

  A letter from the pope sent to all Roman Catholic bishops throughout the world.

• fan letter

  A letter that is a piece of fan mail.

• form letter

  A letter that is printed in multiple copies and mailed to a list of recipients.

• open letter

  A letter of protest; addressed to one person but intended for the general public.

• chain letter

  A letter that is sent successively to several people.

• pastoral

  A letter from a pastor to the congregation.

• round robin

  A letter signed by a number of people.

• airmail letter

  A letter sent by air mail.

• epistle

  A specially long, formal letter.

• dead letter

  Mail that can neither be delivered nor returned.

• postscript

  A note appended to a letter after the signature.