Synset

the bags of letters and packages that are transported by the postal service
<noun.communication> freq. cnt.: 2 freq. cnt.: 2

lexical pointers

derivationally related form

semantic pointers

hypernym

hyponym

first class, 1st class, first-class mail, 1st-class mail express, express mail parcel post bulk mail third-class mail, third class airmail air mail surface mail registered mail, registered post special delivery

part meronym

letter, missive