letter

As a noun letter is

a letter (character).

In transitive terms the difference between word and letter

is that word is to ply or overpower with words while letter is to print, inscribe, or paint letters on something.

As an interjection word

is truth, indeed, to tell or speak the truth; the shortened form of the statement, "My word is my bond," an expression eventually shortened to "Word is bond," before it finally got cut to just "Word," which is its most commonly used form.

As nouns the difference between communique and letter

is that communique is an official report or statement, such as a government press release or the report of a conference while letter is a symbol in an alphabet.

As a verb letter is

to print, inscribe, or paint letters on something.

As nouns the difference between letter and telephone

is that letter is a symbol in an alphabet while telephone is an electronic device used for two-way talking with other people (often shortened to phone).

As verbs the difference between letter and telephone

is that letter is to print, inscribe, or paint letters on something while telephone is to contact someone by dialing his or her telephone number; to make someone's telephone ring using one's own telephone.

As nouns the difference between letter and basis

is that letter is a letter (character) while basis is basis.

As nouns the difference between optic and letter

is that optic is an eye while letter is a symbol in an alphabet.

As an adjective optic

is of, or relating to the eye or to vision.

As a verb letter is

to print, inscribe, or paint letters on something.

In transitive terms the difference between notice and letter

is that notice is to detect; to perceive with the mind while letter is to print, inscribe, or paint letters on something.

As nouns the difference between sms and letter

is that sms is a text message sent on a cell phone while letter is a symbol in an alphabet.

As verbs the difference between sms and letter

is that sms is to send a message on a cell phone while letter is to print, inscribe, or paint letters on something.

As an initialism SMS

is short Message Service, a service for sending text messages on a cellular telephone system.

Shortmessage is likely misspelled.

Shortmessage has no English definition.

As a noun letter is

a symbol in an alphabet.

As a verb letter is

to print, inscribe, or paint letters on something.