Undelivered letter Synonyms

We can't find synonyms for the phrase "Undelivered letter", but we have synonyms for terms, you can combine them.

Undelivered Synonyms

Letter Synonyms

UL abbreviation

UL is an abbreviation for Undelivered Letter

What does UL stand for?

UL stands for "Undelivered Letter"

Definitions for Letter

(noun) a message on paper from one person or group to another
(noun) the owner of land or housing that is rented to another
(noun) a written message addressed to a person or organization