notelet
noun[C]
UKuk/ˈnəʊt.lət/us/ˈnoʊt.lət/(alsonote card)asmallfoldedsheetofpaperorcard, usually with apictureon thefront, inside which you write ashortletter:
便笺;短柬aboxof notelets一盒便笺

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Letters, notes and cards
- aerogramme
- air letter
- billet-doux
- chain letter
- Christmas card
- correspondence
- get-well card
- greetings card
- handbill
- hate mail
- invitation
- invite
- junk mail
- poison-pen letter
- postcard
- PPS
- PS
- round robin
- RSVP
- wire