19 entries under letter topic. ×

10
card(noun, line)
10
line(noun, communication, dispatch, correspondence, message)
6
epistle(noun, communication, dispatch, correspondence, message)
6
note(noun, communication, line, dispatch, correspondence)
4
message(noun, communication, line, dispatch, correspondence)
4
dispatch(noun, communication, line, correspondence, message)
3
communication(noun, line, dispatch, correspondence, message)
2
FYI
2
billet doux(expression, line)
2
cannonball
1
get-well
1
invite
1
kite(noun, communication, line, dispatch, message)
1
love letter(expression, line)
1
memo(communication, line, dispatch, message)
1
missive(noun, communication, line, dispatch, message)
1
poison pen(expression, line)
1
scratch
1
tab
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APASmart Define. (2015). postcard thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/postcard/thesaurus/synonyms
ChicagoSmart Define. 2015. "postcard thesaurus" https://smartdefine.org/postcard/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, postcard thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/postcard/thesaurus/synonyms>.
MLASmart Define. "postcard thesaurus" 13 April 2015. Web. 26 September 2026. <https://smartdefine.org/postcard/thesaurus/synonyms>