Word
letter box, n.
a private box for delivery of mail
<noun.artifact>
freq. cnt.: 4
freq. cnt.: 4
letter box
mailbox
semantic pointers
hypernym
public box for deposit of mail
<noun.artifact>
letter box
mailbox
postbox
semantic pointers
hypernym
hyponym
a numbered compartment in a post office where mail is put to be called for
<noun.artifact>
PO Box
POB
Post-Office box
call box
letter box
semantic pointers
hypernym